Accumulated Other Comprehensive Loss ("AOCL") (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 01, 2020	Nov. 02, 2019	Aug. 03, 2019	May 04, 2019	Feb. 02, 2019	Nov. 03, 2018	Aug. 04, 2018	May 05, 2018	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Reclassification Adjustment Out of Accumulated Other Comprehensive Income [Line Items]
Amortization of prior service cost									$ 0	$ 0	$ 0
Amortization of actuarial losses									0	529	0
Income before income taxes and income on and equity in losses of joint ventures									(133,891)	(207,962)	(212,689)
Income taxes (benefit)									(22,810)	(37,730)	7,800
Net income	$ (67,688)	$ (5,462)	$ 40,671	$ (78,602)	$ (85,158)	$ (7,425)	$ 2,868	$ (80,548)	(111,081)	(170,263)	(221,324)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance				12,809					12,809
Reclassification due to the adoption of ASU No. 2018-02										2,542
Ending balance	31,059				12,809				31,059	12,809
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance				$ 12,809				$ 15,444	12,809	15,444
Other comprehensive loss (income) before reclassifications									18,250	(4,776)
Amounts reclassified from AOCL									0	(401)
Reclassification due to the adoption of ASU No. 2018-02									0	2,542
Net other comprehensive loss (income)									18,250	(2,635)
Ending balance	$ 31,059				$ 12,809				31,059	12,809	$ 15,444
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] | Amount Reclassified from AOCL
Reclassification Adjustment Out of Accumulated Other Comprehensive Income [Line Items]
Amortization of prior service cost									0	0
Amortization of actuarial losses									0	529
Income before income taxes and income on and equity in losses of joint ventures									0	529
Income taxes (benefit)									0	128
Net income									$ 0	$ 401