| Compensation and Retirement Disclosure [Abstract] | Period [Axis] |
|---|
2016-01-31 - 2017-01-28 |
|---|
Compensation and Retirement Disclosure [Abstract] | |
Schedule of Changes in Projected Benefit Obligations | The following table sets forth changes in benefit obligations, including all domestic and Canadian plans:
| | | | | | | | | | | | | | | | | | Pension Benefits | | Other Postretirement Benefits | ($ thousands) | | 2016 |
| 2015 |
| | 2016 |
| 2015 |
| Benefit obligation at beginning of year | | $ | 326,077 |
| $ | 362,340 |
| | $ | 1,411 |
| $ | 1,512 |
| Service cost | | 8,288 |
| 12,639 |
| | — |
| — |
| Interest cost | | 15,275 |
| 14,321 |
| | 76 |
| 56 |
| Plan participants’ contribution | | 11 |
| 11 |
| | 9 |
| 9 |
| Plan amendments | | 316 |
| 91 |
| | — |
| — |
| Actuarial loss (gain) | | 11,155 |
| (49,318 | ) | | 357 |
| (31 | ) | Benefits paid | | (19,853 | ) | (13,490 | ) | | (187 | ) | (135 | ) | Settlement gain | | (1,304 | ) | — |
| | — |
| — |
| Contractual termination benefits | | 77 |
| — |
| | — |
| — |
| Curtailments | | — |
| (120 | ) | | — |
| — |
| Foreign exchange rate changes | | 236 |
| (397 | ) | | — |
| — |
| Benefit obligation at end of year | | $ | 340,278 |
| $ | 326,077 |
| | $ | 1,666 |
| $ | 1,411 |
|
|
Schedule of Assumptions Used | | | | | | | | | | | | | | | Pension Benefits | | Other Postretirement Benefits | Weighted–average assumptions used to determine benefit obligations, end of year | | 2016 |
| 2015 |
| | 2016 |
| 2015 |
| Discount rate | | 4.40 | % | 4.70 | % | | 4.40 | % | 4.70 | % | Rate of compensation increase | | 3.00 | % | 3.00 | % | | N/A |
| N/A |
|
Weighted-average assumptions used to determine net periodic benefit income:
| | | | | | | | | | | | | | | | | | Pension Benefits | | Other Postretirement Benefits | | | 2016 |
| 2015 |
| 2014 |
| | 2016 |
| 2015 |
| 2014 |
| Discount rate | | 4.70 | % | 3.90 | % | 5.00 | % | | 4.70 | % | 3.90 | % | 5.00 | % | Rate of compensation increase | | 3.00 | % | 3.00 | % | 3.00 | % | | N/A |
| N/A |
| N/A |
| Expected return on plan assets | | 8.00 | % | 8.25 | % | 8.25 | % | | N/A |
| N/A |
| N/A |
|
|
Schedule of Allocation of Plan Assets | The fair values of the Company’s pension plan assets at January 28, 2017 by asset category are as follows:
| | | | | | | | | | | | | | | | | | | | | | Fair Value Measurements at January 28, 2017 | ($ thousands) | | Total |
| | Level 1 |
| | Level 2 |
| | Level 3 |
| Asset | | | | | | | | | Cash and cash equivalents | | $ | 16,484 |
| | $ | 16,484 |
| | $ | — |
| | $ | — |
| U.S. government securities | | 97,226 |
| | 97,226 |
| | — |
| | — |
| Mutual fund | | 34,833 |
| | 34,833 |
| | — |
| | — |
| Real estate investment trusts | | 1,505 |
| | 1,505 |
| | — |
| | — |
| Exchange-traded funds | | 62,244 |
| | 62,244 |
| | — |
| | — |
| Corporate stocks - common | | 141,372 |
| | 141,372 |
| | — |
| | — |
| Preferred securities | | 706 |
| | 706 |
| | — |
| | — |
| S&P 500 Index options | | 4,392 |
| | 4,392 |
| | — |
| | — |
| Interest rate swap agreements | | (8,997 | ) | | — |
| | (8,997 | ) | | — |
| Alternative investment fund | | 12,101 |
| | — |
| | 12,101 |
| | — |
| Unallocated insurance contract | | 90 |
| | — |
| | — |
| | 90 |
| Total | | $ | 361,956 |
| | $ | 358,762 |
| | $ | 3,104 |
| | $ | 90 |
|
The fair values of the Company’s pension plan assets at January 30, 2016 by asset category are as follows: | | | | | | | | | | | | | | | | | | | | | | Fair Value Measurements at January 30, 2016 | ($ thousands) | | Total |
| | Level 1 |
| | Level 2 |
| | Level 3 |
| Asset | | | | | | | | | Cash and cash equivalents | | $ | 42,881 |
| | $ | 42,881 |
| | $ | — |
| | $ | — |
| U.S. government securities | | 129,846 |
| | 129,846 |
| | — |
| | — |
| Mutual fund | | 27,662 |
| | 27,662 |
| | — |
| | — |
| Real estate investment trusts | | 245 |
| | 245 |
| | — |
| | — |
| Exchange-traded funds | | 55,651 |
| | 55,651 |
| | — |
| | — |
| Corporate stocks - common | | 116,002 |
| | 116,002 |
| | — |
| | — |
| S&P 500 Index options | | 657 |
| | 657 |
| | — |
| | — |
| Preferred securities | | 1,742 |
| | 1,742 |
| | — |
| | — |
| Interest rate swap agreements | | (6,028 | ) | | — |
| | (6,028 | ) | | — |
| Alternative investment fund | | 10,901 |
| | — |
| | 10,901 |
| | — |
| Unallocated insurance contract | | 79 |
| | — |
| | — |
| | 79 |
| Total | | $ | 379,638 |
| | $ | 374,686 |
| | $ | 4,873 |
| | $ | 79 |
|
|
Schedule of Changes in Fair Value of Plan Assets | The following table sets forth changes in the fair value of plan assets, including all domestic and Canadian plans: | | | | | | | | | | | | | | | | | | Pension Benefits | | Other Postretirement Benefits | ($ thousands) | 2016 |
| | 2015 |
| | 2016 |
| | 2015 |
| Fair value of plan assets at beginning of year | $ | 379,638 |
| | $ | 423,534 |
| | $ | — |
| | $ | — |
| Actual return on plan assets | 1,755 |
| | (30,091 | ) | | — |
| | — |
| Employer contributions | 1,458 |
| | 90 |
| | 178 |
| | 126 |
| Plan participants’ contributions | 11 |
| | 11 |
| | 9 |
| | 9 |
| Benefits paid | (19,853 | ) | | (13,490 | ) | | (187 | ) | | (135 | ) | Settlement gain | (1,304 | ) | | — |
| | — |
| | — |
| Foreign exchange rate changes | 251 |
| | (416 | ) | | — |
| | — |
| Fair value of plan assets at end of year | $ | 361,956 |
| | $ | 379,638 |
| | $ | — |
| | $ | — |
|
|
Schedule of Amounts Recognized in Balance Sheet | Amounts recognized in the consolidated balance sheets consist of:
| | | | | | | | | | | | | | | | | | Pension Benefits | | Other Postretirement Benefits | ($ thousands) | 2016 |
| | 2015 |
| | 2016 |
| | 2015 |
| Prepaid pension costs (noncurrent assets) | $ | 32,489 |
| | $ | 64,890 |
| | $ | — |
| | $ | — |
| Accrued benefit liabilities (current liability) | (2,765 | ) | | (3,512 | ) | | (250 | ) | | (141 | ) | Accrued benefit liabilities (noncurrent liability) | (8,043 | ) | | (7,817 | ) | | (1,416 | ) | | (1,270 | ) | Net amount recognized at end of year | $ | 21,681 |
| | $ | 53,561 |
| | $ | (1,666 | ) | | $ | (1,411 | ) |
|
Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets |
The projected benefit obligation, the accumulated benefit obligation and the fair value of plan assets for pension plans with a projected benefit obligation in excess of plan assets and for pension plans with an accumulated benefit obligation in excess of plan assets, which includes only the Company’s SERP, were as follows:
| | | | | | | | | | | | | | | | | | Projected Benefit Obligation Exceeds the Fair Value of Plan Assets | | Accumulated Benefit Obligation Exceeds the Fair Value of Plan Assets | | | | | ($ thousands) | 2016 |
| | 2015 |
| | 2016 |
| | 2015 |
| End of Year | | | | | | | | Projected benefit obligation | $ | 10,808 |
| | $ | 11,326 |
| | $ | 10,808 |
| | $ | 11,326 |
| Accumulated benefit obligation | 9,646 |
| | 10,747 |
| | 9,646 |
| | 10,747 |
| Fair value of plan assets | — |
| | — |
| | — |
| | — |
|
|
Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year | The amounts in accumulated other comprehensive loss that have not yet been recognized as components of net periodic benefit income at January 28, 2017 and January 30, 2016, and the expected amortization of the January 28, 2017 amounts as components of net periodic benefit income for fiscal year 2017 are as follows: | | | | | | | | | | | | | | | | | | Pension Benefits | | Other Postretirement Benefits | ($ thousands) | 2016 |
| | 2015 |
| | 2016 |
| | 2015 |
| Components of accumulated other comprehensive loss, net of tax: | | | | | | | | Net actuarial loss (gain) | $ | 35,104 |
| | $ | 11,976 |
| | $ | (635 | ) | | $ | (947 | ) | Net prior service credit | (4,385 | ) | | (5,673 | ) | | — |
| | — |
|
| $ | 30,719 |
| | $ | 6,303 |
| | $ | (635 | ) | | $ | (947 | ) |
|
Schedule of Expected Amortization as Components of Net Periodic Benefit (Income) Cost [Table Text Block] | | | | | | | | | | | | | | | Pension Benefits | | Other Postretirement Benefits | ($ thousands) | | | 2017 |
| | | | 2017 |
| Expected amortization, net of tax: | | | | | | | | Amortization of net actuarial loss (gain) | | | $ | 521 |
| | | | $ | (146 | ) | Amortization of net prior service cost | | | (1,840 | ) | | | | — |
| | | | $ | (1,319 | ) | | | | $ | (146 | ) |
|
Schedule of Components of Net Periodic Benefit (Income) Cost | Net periodic benefit income for 2016, 2015 and 2014 for all domestic and Canadian plans included the following components:
| | | | | | | | | | | | | | | | | | | | | | | | Pension Benefits | | Other Postretirement Benefits | ($ thousands) | | 2016 |
| 2015 |
| 2014 |
| | 2016 |
| 2015 |
| 2014 |
| Service cost | | $ | 8,288 |
| $ | 12,639 |
| $ | 9,650 |
| | $ | — |
| $ | — |
| $ | — |
| Interest cost | | 15,275 |
| 14,321 |
| 14,230 |
| | 76 |
| 56 |
| 49 |
| Expected return on assets | | (28,949 | ) | (31,682 | ) | (24,757 | ) | | — |
| — |
| — |
| Amortization of: | |
|
|
|
|
|
| |
|
|
|
|
|
| Actuarial loss (gain) | | 272 |
| 604 |
| 201 |
| | (163 | ) | (220 | ) | (432 | ) | Prior service (credit) cost | | (1,840 | ) | (1,906 | ) | 27 |
| | — |
| — |
| — |
| Settlement cost | | 259 |
| — |
| — |
| | — |
| — |
| — |
| Cost of contractual termination benefits | | 77 |
| — |
| — |
| | — |
| — |
| — |
| Curtailments | | — |
| (184 | ) | — |
| | — |
| — |
| — |
| Total net periodic benefit income | | $ | (6,618 | ) | $ | (6,208 | ) | $ | (649 | ) | | $ | (87 | ) | $ | (164 | ) | $ | (383 | ) |
|
Schedule of Expected Benefit Payments | Information about expected cash flows for all pension and postretirement benefit plans follows:
| | | | | | | | | | | | | | | | | | Pension Benefits | | | ($ thousands) | | Funded Plan |
| SERP |
| Total |
| | Other Postretirement Benefits |
| Employer Contributions | | | | | | | 2017 expected contributions to plan trusts | | $ | 103 |
| $ | — |
| $ | 103 |
| | $ | — |
| 2017 expected contributions to plan participants | | — |
| 2,826 |
| 2,826 |
| | 255 |
| Expected Benefit Payments | | | | | | | 2017 | | $ | 12,117 |
| $ | 2,826 |
| $ | 14,943 |
| | $ | 255 |
| 2018 | | 12,825 |
| 2,647 |
| 15,472 |
| | 231 |
| 2019 | | 13,541 |
| 1,297 |
| 14,838 |
| | 208 |
| 2020 | | 14,263 |
| 3,117 |
| 17,380 |
| | 186 |
| 2021 | | 15,057 |
| 710 |
| 15,767 |
| | 166 |
| 2022 – 2026 | | 84,718 |
| 3,490 |
| 88,208 |
| | 563 |
|
|
