| Compensation and Retirement Disclosure [Abstract] | Period [Axis] |
|---|
2016-01-01 - 2016-12-31 |
|---|
Compensation and Retirement Disclosure [Abstract] | |
Schedule of Defined Benefit Plans Disclosures | The status of the Company’s plans at December 31, 2016, 2015, and 2014 was as follows: | | | | | | | | | | | | | | | | | | | | | | | | Pension Benefit Plans | | Post-Employment Benefit Plan | | | December 31, | | December 31, | | | 2015 | (a) | 2014 | | | 2016 | | 2015 | | 2014 | | Change in benefit obligation: | | | | | | | | | | | | Beginning of year | $ | 2,016 |
| | $ | 2,190 |
| | | $ | 4,681 |
| | $ | 4,926 |
| | $ | 4,827 |
| | Service cost | — |
| | — |
| | | 36 |
| | 51 |
| | 72 |
| | Interest cost | 36 |
| | 87 |
| | | 142 |
| | 141 |
| | 149 |
| | Actuarial loss (gain) | (9 | ) | | 35 |
| | | (297 | ) | | 45 |
| | 1,632 |
| | Negative plan amendment benefit | — |
| | — |
| | | — |
| | — |
| | (1,183 | ) | | Benefits paid | (2,043 | ) | | (296 | ) | | | (456 | ) | | (482 | ) | | (571 | ) | | Benefit obligation at end of year | $ | — |
|
| $ | 2,016 |
| | | $ | 4,106 |
| | $ | 4,681 |
|
| $ | 4,926 |
| |
(a) The Company's pension benefit plans were terminated and paid as of June 2015. |
Schedule of Changes in Fair Value of Plan Assets | The following table shows the change in plan assets: | | | | | | | Pension Benefit Plans | | | December 31, | | | 2015 | (a) | Fair value of plan assets at beginning of year | $ | 1,300 |
| | Actual return on plan assets | 2 |
| | Employer contributions | 741 |
| | Benefits paid | (2,043 | ) | | Fair value of plan assets at end of year | $ | — |
| |
(a) The Company's pension benefit plans were terminated and paid as of June 2015. |
Schedule of Assumptions Used | Assumptions used to determine accumulated benefit obligations as of the year end were: | | | | | | | | | | Pension Benefit Plans | | | Post-Employment Benefit Plan | | | Year Ended December 31, | | | Year Ended December 31, | | | 2015 | (a) | | 2016 | | 2015 | | Discount rate | 3.65% | | | 3.15% | | 3.20% | | Measurement date | December 31, 2015(b) | | | December 31,
2016 | | December 31,
2015 | |
| | (a) | The Company's pension benefit plans were terminated and paid as of June 2015. |
| | (b) | The measurement date was June 30, 2015 for termination liabilities in 2015. |
Assumptions used to determine net benefit cost for 2016, 2015, and 2014 were: | | | | | | | | | | | | | | | | | | Pension Benefit Plans | | Post-Employment Benefit Plan | | Year Ended December 31, | | Year Ended December 31, | | 2015 | (a) | 2014 | | 2016 | | 2015 | | 2014 | | Expected return on Assets | 7.00 | % | | 7.00 | % | | — |
| | — |
| | — |
| | Discount rate | 3.58 | % | | 4.11 | % | | 3.20 | % | | 2.99 | % | | 3.95 / 3.39% |
| (b) | Average compensation increase | n/a | | n/a | | n/a | | n/a | | n/a | |
| | (a) | The Company's pension benefit plans were terminated and paid as of June 2015. |
| | (b) | The pension benefit plan was amended effective April 16, 2014 requiring a re-measurement valuation. The discount rate for 2014 was based on measurement dates of December 31, 2013 and April 16, 2014. |
|
Schedule of Net Benefit Costs | The estimated amount that will be recognized from accumulated other comprehensive income (loss) into net periodic benefit cost during the year ended December 31, 2017 is as follows: | | | | | | | Post-Employment Benefit Plan | (a) | Actuarial net loss | $ | (184 | ) | | Net prior service credits | 338 |
| | Net amount recognized | $ | 154 |
| |
| | (a) | The Company's pension benefit plans were terminated and paid as of June 2015. |
Components of net benefit cost are as follows: | | | | | | | | | | | | | | | | | | | | | | | Pension Benefit Plans | | Post-Employment Benefit Plan | | | Year Ended December 31, | | Year Ended December 31, | | | 2015 | (a) | 2014 | | 2016 | | 2015 | | 2014 | | Service cost | $ | — |
| | $ | — |
| | $ | 36 |
| | $ | 51 |
| | $ | 72 |
| | Interest cost | 36 |
| | 87 |
| | 142 |
| | 141 |
| | 149 |
| | Expected return on assets | (45 | ) | | (104 | ) | | — |
| | — |
| | — |
| | Amortization of prior service cost | — |
| | — |
| | (338 | ) | | (338 | ) | | (369 | ) | | Recognized net actuarial loss | 25 |
| | 21 |
| | 269 |
| | 278 |
| | 18 |
| | Settlement losses | 414 |
| | 50 |
| | — |
| | — |
| | — |
| | Net benefit cost | $ | 430 |
|
| $ | 54 |
| | $ | 109 |
| | $ | 132 |
|
| $ | (130 | ) | |
| | (a) | The Company's pension benefit plans were terminated and paid as of June 2015. |
|
Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) | Changes in plan assets and benefit obligations recognized in other comprehensive income are as follows: | | | | | | | | | | | | | | | | | | | | | | Pension Benefit Plans | | Post-Employment Benefit Plan | | Year Ended December 31, | | Year Ended December 31, | | 2015 | (a) | 2014 | | 2016 | | 2015 | | 2014 | Net actuarial (loss) gain | $ | (35 | ) | | $ | (92 | ) | | $ | 293 |
| | $ | (35 | ) | | $ | (1,632 | ) | Settlement losses | 414 |
| | 50 |
| | — |
| | — |
| | — |
| Plan amendment and curtailment | — |
| | — |
| | — |
| | — |
| | 1,183 |
| Recognized net actuarial loss | 25 |
| | 20 |
| | 269 |
| | 278 |
| | 18 |
| Amortization of prior service cost | — |
| | — |
| | (338 | ) | | (338 | ) | | (369 | ) | Recognition of prior service cost due to curtailments | — |
| | — |
| | — |
| | — |
| | (52 | ) | Total other comprehensive income (loss), pre-tax | 404 |
|
| (22 | ) | | 224 |
| | (95 | ) |
| (852 | ) | Income tax expense (benefit) | 160 |
| | (155 | ) | | 90 |
| | (41 | ) | | (6 | ) | Total other comprehensive income (loss), net of tax | $ | 244 |
|
| $ | 133 |
|
| $ | 134 |
| | $ | (54 | ) |
| $ | (846 | ) |
| | (a) | The Company's pension benefit plans were terminated and paid as of June 2015. |
|
Schedule of Amounts Recognized in Balance Sheet | Amounts recognized in the Consolidated Balance Sheets are as follows: | | | | | | | | | | | | | | Pension Benefit Plans | | Post-Employment Benefit Plan | | As of December 31, | | As of December 31, | | 2015 | (a) | 2016 | | 2015 | Accrued expenses | $ | — |
| | $ | (502 | ) | | $ | (545 | ) | Accrued retirement benefits | — |
| | (3,604 | ) | | (4,136 | ) | Net amount recognized | $ | — |
| | $ | (4,106 | ) | | $ | (4,681 | ) |
| | (a) | The Company's pension benefit plans were terminated and paid as of June 2015. |
|
Schedule of Health Care Cost Trend Rates | The assumed average annual rate of increase in the per capita cost of covered benefits (health care cost trend rate) is as follows: | | | | | | | | | | | | | | | | | | | | Post-Employment Benefit Plan | | Year Ended December 31, | | 2016 | | 2015 | | Group Plan | | Lifetime Prescription Cost | | Medicare Supplement | | Group Plan | | Lifetime Prescription Cost | | Medicare Supplement | Health care cost trend rate | 7.50 | % | | 9.00 | % | | 5.00 | % | | 7.50 | % | | 9.00 | % | | 5.00 | % | Ultimate trend rate | 5.00 | % | | 5.00 | % | | 5.00 | % | | 5.00 | % | | 5.00 | % | | 5.00 | % | Year rate reaches ultimate trend rate | 2023 |
| | 2024 |
| | 2017 |
| | 2024 |
| | 2025 |
| | 2017 |
|
|
Schedule of Expected Benefit Payments | As of December 31, 2016, the following expected benefit payments (net of Medicare Part D subsidiary for Post-Employment Benefit Plan Payments), and the related expected subsidy receipts that reflect expected future service, as appropriate, are expected to be paid to plan participants: | | | | | | | | | | | Post-Employment Benefit Plan | (a) | | Expected Benefit Payments | | Expected Subsidy Receipts | | 2017 | $ | 520 |
| | $ | 18 |
| | 2018 | 522 |
| | 17 |
| | 2019 | 534 |
| | 15 |
| | 2020 | 505 |
| | 14 |
| | 2021 | 479 |
| | 13 |
| | 2022-2026 | 1,509 |
| | 44 |
| | Total | $ | 4,069 |
| | $ | 121 |
| |
| | (a) | The Company's pension benefit plans were terminated and paid as of June 2015. |
| | (b) | This expected pay out schedule considers the termination of the pension benefit plan during 2015. |
|
Schedule of Share-based Compensation, Stock Options, Activity | A summary of the status of stock options awarded under the Company’s share-based compensation plans for 2015 and 2014 is presented below: | | | | | | | | | | | | | | | | Year Ended December 31, | | 2015 | | 2014 | |
Shares |
| Weighted
Average
Exercise
Price | | Shares |
| Weighted
Average
Exercise
Price | Outstanding at beginning of year | 4,000 |
| | $ | 10.45 |
| | 10,000 |
| | $ | 9.91 |
| Granted | — |
| | — |
| | — |
| | — |
| Canceled/Forfeited | — |
| | — |
| | — |
| | — |
| Exercised | 4,000 |
| | 17.09 |
| | 6,000 |
| | 9.54 |
| Outstanding at end of year | — |
| | $ | — |
| | 4,000 |
| | $ | 10.45 |
|
|
Schedule of Nonvested Restricted Stock Units Activity | A summary of the status of restricted stock awarded under the Company’s share-based compensation plans for 2016, 2015, and 2014 is presented below: | | | | | | | | | | | | | | | | | | | | | | | Year Ended December 31, | | 2016 | | 2015 | | 2014 | |
Shares | | Weighted
Average
Grant-Date
Fair Value | |
Shares | | Weighted
Average
Grant-Date
Fair Value | | Shares | | Weighted Average Grant-Date Fair Value | Unvested balance at beginning of year | 128,500 |
| | $ | 5.85 |
| | 278,900 |
| | $ | 6.28 |
| | 569,296 |
| | $ | 5.26 |
| Granted | — |
| | — |
| | 13,585 |
| | 17.02 |
| | 58,669 |
| | 4.42 |
| Forfeited | — |
| | — |
| | (30,800 | ) | | 6.27 |
| | (206,282 | ) | | 4.59 |
| Vested | (128,500 | ) | | 5.85 |
| | (133,185 | ) | | 7.80 |
| | (142,783 | ) | | 3.87 |
| Unvested balance at end of year | — |
| | $ | — |
| | 128,500 |
|
| $ | 5.85 |
| | 278,900 |
| | $ | 6.28 |
|
|
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity | A summary of the status of RSUs awarded under the Company’s share-based compensation plans for 2016, 2015, and 2014 is presented below: | | | | | | | | | | | | | | | | | | | | | | | Year Ended December 31, | | 2016 | | 2015 | | 2014 | | Units | | Weighted Average
Grant-Date Fair
Value | |
Units |
| Weighted Average
Grant-Date Fair
Value | |
Units |
| Weighted Average
Grant-Date Fair
Value | Unvested balance at beginning of year | 437,946 |
| | $ | 7.09 |
| | 413,288 |
| | $ | 5.09 |
| | 371,502 |
| | $ | 4.34 |
| Granted | 100,892 |
| | 23.15 |
| | 89,702 |
| | 16.63 |
| | 247,463 |
| | 5.83 |
| Forfeited | (11,352 | ) | | 11.55 |
| | (54,506 | ) | | 6.15 |
| | (135,104 | ) | | 4.60 |
| Vested | — |
| | — |
| | (10,538 | ) | | 14.88 |
| | (70,573 | ) | | 3.22 |
| Unvested balance at end of year | 527,486 |
| | $ | 10.17 |
| | 437,946 |
| | $ | 7.09 |
| | 413,288 |
| | $ | 5.09 |
|
|