| Fair Value Disclosures [Abstract] | Period [Axis] |
|---|
2016-01-01 - 2016-12-31 |
|---|
Fair Value Disclosures [Abstract] | |
Fair Value Assets Measured on a Recurring Basis | The following table presents the Company’s financial assets and liabilities measured at fair value on a recurring basis as of the dates indicated: | | | | | | | | | | | | | | | | | | | | Fair Value Measurement Level | | Carrying Value | | Quoted Prices
in Active Markets
for Identical
Assets
(Level 1) | | Significant
Other
Observable
Inputs
(Level 2) | | Significant
Unobservable
Inputs
(Level 3) | | (In thousands) | December 31, 2016 | | | | | | | | Assets | | | | | | | | Securities available-for-sale: | | | | | | | | SBA loan pools securities | $ | 1,221 |
| | $ | — |
| | $ | 1,221 |
| | $ | — |
| Private label residential mortgage-backed securities | 117,177 |
| | — |
| | 117,177 |
| | — |
| Corporate bonds | 48,948 |
| | — |
| | 48,948 |
| | — |
| Collateralized loan obligations | 1,406,869 |
| | — |
| | 1,406,869 |
| | — |
| Commercial mortgage-backed securities |
|
| | — |
| |
|
| | — |
| Agency mortgage-backed securities | 807,273 |
| | — |
| | 807,273 |
| | — |
| Loans held-for-sale, carried at fair value | 416,974 |
| | — |
| | 358,714 |
| | 58,260 |
| Derivative assets (1) | 17,968 |
| | — |
| | 17,968 |
| | — |
| Mortgage servicing rights (2) | 76,121 |
| | — |
| | — |
| | 76,121 |
| Liabilities | | | | | | | | Derivative liabilities (3) | 2,116 |
| | — |
| | 2,116 |
| | — |
| December 31, 2015 | | | | | | | | Assets | | | | | | | | Securities available-for-sale: | | | | | | | | SBA loan pools securities | $ | 1,504 |
| | $ | — |
| | $ | 1,504 |
| | $ | — |
| Private label residential mortgage-backed securities | 1,768 |
| | — |
| | 1,768 |
| | — |
| Corporate bonds | 26,152 |
| | — |
| | 26,152 |
| | — |
| Collateralized loan obligations | 111,468 |
| | — |
| | 111,468 |
| | — |
| Agency mortgage-backed securities | 692,704 |
| | — |
| | 692,704 |
| | — |
| Loans held-for-sale, carried at fair value | 379,155 |
| | — |
| | 360,864 |
| | 18,291 |
| Derivative assets (1) | 9,042 |
| | — |
| | 9,042 |
| | — |
| Mortgage servicing rights (2) | 49,939 |
| | — |
| | — |
| | 49,939 |
| Liabilities | | | | | | | | Derivative liabilities (3) | 1,067 |
| | — |
| | 1,067 |
| | — |
|
| | (1) | Included in Other Assets in the Consolidated Statements of Financial Condition |
| | (2) | Included in Servicing Rights, Net in the Consolidated Statements of Financial Condition |
| | (3) | Included in Accrued Expenses and Other Liabilities in the Consolidated Statements of Financial Condition |
|
Fair Value Liabilities Measured on a Recurring Basis | The following table presents the Company’s financial assets and liabilities measured at fair value on a recurring basis as of the dates indicated: | | | | | | | | | | | | | | | | | | | | Fair Value Measurement Level | | Carrying Value | | Quoted Prices
in Active Markets
for Identical
Assets
(Level 1) | | Significant
Other
Observable
Inputs
(Level 2) | | Significant
Unobservable
Inputs
(Level 3) | | (In thousands) | December 31, 2016 | | | | | | | | Assets | | | | | | | | Securities available-for-sale: | | | | | | | | SBA loan pools securities | $ | 1,221 |
| | $ | — |
| | $ | 1,221 |
| | $ | — |
| Private label residential mortgage-backed securities | 117,177 |
| | — |
| | 117,177 |
| | — |
| Corporate bonds | 48,948 |
| | — |
| | 48,948 |
| | — |
| Collateralized loan obligations | 1,406,869 |
| | — |
| | 1,406,869 |
| | — |
| Commercial mortgage-backed securities |
|
| | — |
| |
|
| | — |
| Agency mortgage-backed securities | 807,273 |
| | — |
| | 807,273 |
| | — |
| Loans held-for-sale, carried at fair value | 416,974 |
| | — |
| | 358,714 |
| | 58,260 |
| Derivative assets (1) | 17,968 |
| | — |
| | 17,968 |
| | — |
| Mortgage servicing rights (2) | 76,121 |
| | — |
| | — |
| | 76,121 |
| Liabilities | | | | | | | | Derivative liabilities (3) | 2,116 |
| | — |
| | 2,116 |
| | — |
| December 31, 2015 | | | | | | | | Assets | | | | | | | | Securities available-for-sale: | | | | | | | | SBA loan pools securities | $ | 1,504 |
| | $ | — |
| | $ | 1,504 |
| | $ | — |
| Private label residential mortgage-backed securities | 1,768 |
| | — |
| | 1,768 |
| | — |
| Corporate bonds | 26,152 |
| | — |
| | 26,152 |
| | — |
| Collateralized loan obligations | 111,468 |
| | — |
| | 111,468 |
| | — |
| Agency mortgage-backed securities | 692,704 |
| | — |
| | 692,704 |
| | — |
| Loans held-for-sale, carried at fair value | 379,155 |
| | — |
| | 360,864 |
| | 18,291 |
| Derivative assets (1) | 9,042 |
| | — |
| | 9,042 |
| | — |
| Mortgage servicing rights (2) | 49,939 |
| | — |
| | — |
| | 49,939 |
| Liabilities | | | | | | | | Derivative liabilities (3) | 1,067 |
| | — |
| | 1,067 |
| | — |
|
| | (1) | Included in Other Assets in the Consolidated Statements of Financial Condition |
| | (2) | Included in Servicing Rights, Net in the Consolidated Statements of Financial Condition |
| | (3) | Included in Accrued Expenses and Other Liabilities in the Consolidated Statements of Financial Condition |
|
Reconciliation of Assets Measured at Fair Value on Recurring Basis | The following table presents a reconciliation of assets measured at fair value on a recurring basis using significant unobservable inputs (Level 3) for the periods indicated: | | | | | | | | | | | | | | Mortgage Servicing Rights | | Loans Repurchased from Ginnie Mae Loan Pools | | Total | | (In thousands) | Balance at December 31, 2013 | $ | 13,535 |
| | $ | — |
| | $ | 13,535 |
| Transfers in (out of) Level 3 (1) | — |
| | — |
| | — |
| Total gains or losses (realized/unrealized): | | | | | | Included in earnings-fair value adjustment | (233 | ) | | — |
| | (233 | ) | Additions | 26,399 |
| | — |
| | 26,399 |
| Sales and settlements | (20,619 | ) | | — |
| | (20,619 | ) | Balance at December 31, 2014 | $ | 19,082 |
| | $ | — |
| | $ | 19,082 |
| Transfers in (out of) Level 3 (1) | $ | — |
| | $ | 1,088 |
| | $ | 1,088 |
| Total gains or losses (realized/unrealized): | | | | | | Included in earnings-fair value adjustment | (3,568 | ) | | — |
| | (3,568 | ) | Additions | 45,263 |
| | 18,555 |
| | 63,818 |
| Sales and settlements | (10,838 | ) | | (1,352 | ) | | (12,190 | ) | Balance at December 31, 2015 | $ | 49,939 |
| | $ | 18,291 |
| | $ | 68,230 |
| Transfers in (out of) Level 3 (1) | $ | — |
| | $ | — |
| | $ | — |
| Total gains or losses (realized/unrealized): | | | | | | Included in earnings-fair value adjustment | (5,709 | ) | | 216 |
| | (5,493 | ) | Additions | 49,293 |
| | 51,123 |
| | 100,416 |
| Sales and settlements | (17,402 | ) | | (11,370 | ) | | (28,772 | ) | Balance at December 31, 2016 | $ | 76,121 |
| | $ | 58,260 |
| | $ | 134,381 |
|
| | (1) | The Company’s policy is to recognize transfers in and transfers out as of the actual date of the event or change in circumstances that causes the transfer. |
|
Quantitative Information About Level 3 Fair Value Measurements | The following table presents, as of the dates indicated, quantitative information about Level 3 fair value measurements on a recurring basis, other than loans that become severely delinquent and are repurchased out of Ginnie Mae loan pools that were valued based on an estimate of the expected loss the Company will incur on these loans, which was included as Level 3 at December 31, 2016 and 2015: | | | | | | | | | | | | Fair Value (In thousands) | | Valuation Technique(s) | | Unobservable Input(s) | | Range (Weighted Average) | December 31, 2016 | | | | | | | | Mortgage servicing rights | $ | 76,121 |
| | Discounted cash flow | | Discount rate | | 9.11% to 15.00% (10.18%) | | | | | | Prepayment rate | | 7.00% to 39.90% (11.84%) | December 31, 2015 | | | | | | | | Mortgage servicing rights | $ | 49,939 |
| | Discounted cash flow | | Discount rate | | 9.00% to 18.00% (9.75%) | | | | | | Prepayment rate | | 6.07% to 35.01% (11.81%) |
|
Fair value option of certain assets | The following table presents the fair value and aggregate principal balance of certain assets under the fair value option: | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, | | 2016 | | 2015 | | Fair Value | | Unpaid Principal Balance | | Difference | | Fair Value | | Unpaid Principal Balance | | Difference | | (In thousands) | Loans held-for-sale, carried at fair value: | | | | | | | | | | | | Total loans | $ | 416,974 |
| | $ | 407,889 |
| | $ | 9,085 |
| | $ | 379,155 |
| | $ | 368,039 |
| | $ | 11,116 |
| Nonaccrual loans | 54,151 |
| | 54,824 |
| | (673 | ) | | 19,576 |
| | 19,955 |
| | (379 | ) | Loans past due 90 days or more and still accruing | — |
| | — |
| | — |
| | — |
| | — |
| | — |
|
The following table presents changes in fair value related to initial measurement and subsequent changes in fair value included in earnings for these assets and liabilities measured at fair value for the periods indicated: | | | | | | | | | | | | | | Year Ended December 31, | | 2016 | | 2015 | | 2014 | | (In thousands) | Net revenue on mortgage banking activities: | | | | | | Net gains from fair value changes | $ | 7,365 |
| | $ | 11,326 |
| | $ | 10,875 |
|
|
Fair Value Assets and Liabilities Measured on a Non-Recurring Basis | The following table presents the Company’s financial assets and liabilities measured at fair value on a non-recurring basis as of the dates indicated: | | | | | | | | | | | | | | | | | | | | Fair Value Measurement Level | | Carrying
Value | | Quoted Prices
in Active Markets
for Identical
Assets
(Level 1) | | Significant
Other
Observable
Inputs
(Level 2) | | Significant
Unobservable
Inputs
(Level 3) | | (In thousands) | December 31, 2016 | | | | | | | | Assets | | | | | | | | Impaired loans: | | | | | | | | Single family residential mortgage | $ | 2,956 |
| | $ | — |
| | $ | — |
| | $ | 2,956 |
| Other real estate owned: | | | | | | | | Single family residential | 2,502 |
| | — |
| | — |
| | 2,502 |
| December 31, 2015 | | | | | | | | Assets | | | | | | | | Impaired loans: | | | | | | | | Single family residential mortgage | $ | 3,585 |
| | $ | — |
| | $ | — |
| | $ | 3,585 |
| Commercial and industrial | 1,073 |
| | — |
| | — |
| | 1,073 |
| Other real estate owned: | | | | | | | | Single family residential | 1,097 |
| | — |
| | — |
| | 1,097 |
|
|
Gain and Losses Recognized on Assets Measured at Fair Value | The following table presents the gains and (losses) recognized on assets measured at fair value on a non-recurring basis for the periods indicated: | | | | | | | | | | | | | | Year Ended December 31, | | 2016 | | 2015 | | 2014 | | (In thousands) | Impaired loans: | | | | | | Single family residential mortgage | $ | — |
| | $ | — |
| | $ | (375 | ) | Commercial real estate | — |
| | — |
| | 88 |
| SBA | — |
| | 4 |
| | — |
| Other consumer | — |
| | — |
| | (2 | ) | SBA servicing assets | — |
| | — |
| | (42 | ) | Other real estate owned | (235 | ) | | (15 | ) | | 34 |
|
|
Carrying Amounts and Estimated Fair Values of Financial Instruments | The following table presents the carrying amounts and estimated fair values of financial assets and liabilities as of the dates indicated: | | | | | | | | | | | | | | | | | | | | | | Carrying | | Fair Value Measurement Level | Amount | | Level 1 | | Level 2 | | Level 3 | | Total | | (In thousands) | December 31, 2016 | | | | | | | | | | Financial assets | | | | | | | | | | Cash and cash equivalents | $ | 439,510 |
| | $ | 439,510 |
| | $ | — |
| | $ | — |
| | $ | 439,510 |
| Time deposits in financial institutions | 1,000 |
| | 1,000 |
| | — |
| | — |
| | 1,000 |
| Securities available-for-sale | 2,381,488 |
| | — |
| | 2,381,488 |
| | — |
| | 2,381,488 |
| Securities held-to-maturity | 884,234 |
| | — |
| | 899,743 |
| | — |
| | 899,743 |
| Federal Home Loan Bank and other bank stock | 67,842 |
| | — |
| | 67,842 |
| | — |
| | 67,842 |
| Loans held-for-sale | 704,651 |
| | — |
| | 652,928 |
| | 58,260 |
| | 711,188 |
| Loans and leases receivable, net of allowance | 5,994,308 |
| | — |
| | — |
| | 5,999,791 |
| | 5,999,791 |
| Accrued interest receivable | 36,382 |
| | 36,382 |
| | — |
| | — |
| | 36,382 |
| Derivative assets | 17,968 |
| | — |
| | 17,968 |
| | — |
| | 17,968 |
| Financial liabilities | | | | | | | | | | Deposits | 9,142,150 |
| | — |
| | — |
| | 8,908,406 |
| | 8,908,406 |
| Advances from Federal Home Loan Bank | 490,000 |
| | — |
| | 490,351 |
| | — |
| | 490,351 |
| Other borrowings | 67,922 |
| | — |
| | 68,000 |
| | — |
| | 68,000 |
| Long term debt | 175,378 |
| | — |
| | 174,006 |
| | — |
| | 174,006 |
| Derivative liabilities | 2,116 |
| | — |
| | 2,116 |
| | — |
| | 2,116 |
| Accrued interest payable | 4,114 |
| | 4,114 |
| | — |
| | — |
| | 4,114 |
| December 31, 2015 | | | | | | | | | | Financial assets | | | | | | | | | | Cash and cash equivalents | $ | 156,124 |
| | $ | 156,124 |
| | $ | — |
| | $ | — |
| | $ | 156,124 |
| Time deposits in financial institutions | 1,500 |
| | 1,500 |
| | — |
| | — |
| | 1,500 |
| Securities available-for-sale | 833,596 |
| | — |
| | 833,596 |
| | — |
| | 833,596 |
| Securities held-to-maturity | 962,203 |
| | — |
| | 932,285 |
| | — |
| | 932,285 |
| Federal Home Loan Bank and other bank stock | 59,069 |
| | — |
| | 59,069 |
| | — |
| | 59,069 |
| Loans held-for-sale | 668,841 |
| | — |
| | 654,559 |
| | 18,291 |
| | 672,850 |
| Loans and leases receivable, net of allowance | 5,148,861 |
| | — |
| | — |
| | 5,244,251 |
| | 5,244,251 |
| Accrued interest receivable | 22,800 |
| | 22,800 |
| | — |
| | — |
| | 22,800 |
| Derivative assets | 9,042 |
| | — |
| | 9,042 |
| | — |
| | 9,042 |
| Financial liabilities | | | | | | | | | | Deposits | 6,303,085 |
| | — |
| | — |
| | 6,010,606 |
| | 6,010,606 |
| Advances from Federal Home Loan Bank | 930,000 |
| | — |
| | 929,727 |
| | — |
| | 929,727 |
| Long term debt | 261,876 |
| | — |
| | 264,269 |
| | — |
| | 264,269 |
| Derivative liabilities | 1,067 |
| | — |
| | 1,067 |
| | — |
| | 1,067 |
| Accrued interest payable | 4,234 |
| | 4,234 |
| | — |
| | — |
| | 4,234 |
|
|