GUARANTOR/NON-GUARANTOR SUBSIDIARY FINANCIAL INFORMATION (Condensed Consolidating Statement of Operations) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Aug. 04, 2018	Jul. 29, 2017	Aug. 04, 2018	Jul. 29, 2017
Condensed Financial Statements, Captions [Line Items]
Revenues		$ 3,182	$ 4,278	$ 6,073	$ 8,477
Cost of sales, buying and occupancy		2,480	3,306	4,766	6,574
Selling and administrative		864	1,123	1,770	2,344
Depreciation and amortization		66	83	133	170
Impairment charges		77	5	91	20
Gain on sales of assets		(103)	(380)	(268)	(1,121)
Total costs and expenses		3,384	4,137	6,492	7,987
Operating income (loss)		(202)	141	(419)	490
Interest expense		(188)	(123)	(354)	(251)
Interest and investment income		2	(12)	3	(14)
Other loss		(139)	(246)	(172)	(292)
Income (loss) before income taxes		(527)	(240)	(942)	(67)
Income tax (expense) benefit		19	(10)	10	62
Equity (deficit) in earnings in subsidiaries		0	0	0	0
NET LOSS ATTRIBUTABLE TO HOLDINGS' SHAREHOLDERS		(508)	(250)	(932)	(5)
Reportable Legal Entities | Parent
Condensed Financial Statements, Captions [Line Items]
Revenues		1	0	1	0
Cost of sales, buying and occupancy		1	0	1	0
Selling and administrative		3	(33)	6	(32)
Depreciation and amortization		0	0	0	0
Impairment charges		0	0	0	0
Gain on sales of assets		0	6	0	(486)
Total costs and expenses		4	(27)	7	(518)
Operating income (loss)		(3)	27	(6)	518
Interest expense		(205)	(154)	(387)	(271)
Interest and investment income		56	28	89	38
Other loss		0	0	0	0
Income (loss) before income taxes		(152)	(99)	(304)	285
Income tax (expense) benefit		0	0	0	0
Equity (deficit) in earnings in subsidiaries		(337)	(151)	(609)	(290)
NET LOSS ATTRIBUTABLE TO HOLDINGS' SHAREHOLDERS		(489)	(250)	(913)	(5)
Reportable Legal Entities | Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Revenues		3,182	4,291	6,065	8,486
Cost of sales, buying and occupancy		2,549	3,379	4,892	6,735
Selling and administrative		918	1,229	1,873	2,515
Depreciation and amortization		53	67	106	138
Impairment charges		0	5	11	20
Gain on sales of assets		(80)	(386)	(187)	(635)
Total costs and expenses		3,440	4,294	6,695	8,773
Operating income (loss)		(258)	(3)	(630)	(287)
Interest expense		(278)	(237)	(564)	(458)
Interest and investment income		117	64	176	103
Other loss		(139)	(246)	(172)	(292)
Income (loss) before income taxes		(558)	(422)	(1,190)	(934)
Income tax (expense) benefit		27	21	61	150
Equity (deficit) in earnings in subsidiaries		98	176	357	349
NET LOSS ATTRIBUTABLE TO HOLDINGS' SHAREHOLDERS		(433)	(225)	(772)	(435)
Reportable Legal Entities | Non- Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Revenues		528	563	1,045	1,161
Cost of sales, buying and occupancy		215	220	427	443
Selling and administrative		187	210	375	427
Depreciation and amortization		13	16	27	32
Impairment charges		77	0	80	0
Gain on sales of assets		(23)	0	(81)	0
Total costs and expenses		469	446	828	902
Operating income (loss)		59	117	217	259
Interest expense		(75)	(4)	(91)	(8)
Interest and investment income		218	168	445	331
Other loss		0	0	0	0
Income (loss) before income taxes		202	281	571	582
Income tax (expense) benefit		(8)	(31)	(51)	(88)
Equity (deficit) in earnings in subsidiaries		0	0	0	0
NET LOSS ATTRIBUTABLE TO HOLDINGS' SHAREHOLDERS		194	250	520	494
Eliminations
Condensed Financial Statements, Captions [Line Items]
Revenues		(529)	(576)	(1,038)	(1,170)
Cost of sales, buying and occupancy		(285)	(293)	(554)	(604)
Selling and administrative		(244)	(283)	(484)	(566)
Depreciation and amortization		0	0	0	0
Impairment charges		0	0	0	0
Gain on sales of assets		0	0	0	0
Total costs and expenses		(529)	(576)	(1,038)	(1,170)
Operating income (loss)		0	0	0	0
Interest expense		370	272	688	486
Interest and investment income		(389)	(272)	(707)	(486)
Other loss		0	0	0	0
Income (loss) before income taxes		(19)	0	(19)	0
Income tax (expense) benefit		0	0	0	0
Equity (deficit) in earnings in subsidiaries		239	(25)	252	(59)
NET LOSS ATTRIBUTABLE TO HOLDINGS' SHAREHOLDERS		220	(25)	233	(59)
Merchandise sales
Condensed Financial Statements, Captions [Line Items]
Revenues		2,428	3,414	4,640	6,743
Cost of sales, buying and occupancy	[1]	2,055	2,815	3,954	5,594
Merchandise sales | Reportable Legal Entities | Parent
Condensed Financial Statements, Captions [Line Items]
Revenues		0	0	0	0
Cost of sales, buying and occupancy		1	0	1	0
Merchandise sales | Reportable Legal Entities | Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Revenues		2,416	3,406	4,619	6,730
Cost of sales, buying and occupancy		2,028	2,795	3,894	5,547
Merchandise sales | Reportable Legal Entities | Non- Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Revenues		0	0	0	0
Cost of sales, buying and occupancy		0	0	0	0
Merchandise sales | Eliminations
Condensed Financial Statements, Captions [Line Items]
Revenues		12	8	21	13
Cost of sales, buying and occupancy		26	20	59	47
Services and other
Condensed Financial Statements, Captions [Line Items]
Revenues	[2],[3]	754	864	1,433	1,734
Cost of sales, buying and occupancy	[2]	425	491	812	980
Services and other | Reportable Legal Entities | Parent
Condensed Financial Statements, Captions [Line Items]
Revenues		1	0	1	0
Cost of sales, buying and occupancy		0	0	0	0
Services and other | Reportable Legal Entities | Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Revenues		766	885	1,446	1,756
Cost of sales, buying and occupancy		521	584	998	1,188
Services and other | Reportable Legal Entities | Non- Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Revenues		528	563	1,045	1,161
Cost of sales, buying and occupancy		215	220	427	443
Services and other | Eliminations
Condensed Financial Statements, Captions [Line Items]
Revenues		(541)	(584)	(1,059)	(1,183)
Cost of sales, buying and occupancy		$ (311)	$ (313)	$ (613)	$ (651)

[1] Includes rent expense (consisting of straight-line rent expense offset by amortization of a deferred gain on sale-leaseback) of $13 million and $19 million for the 13 weeks ended August 4, 2018 and July 29, 2017, respectively, and $27 million and $38 million for the 26 weeks ended August 4, 2018 and July 29, 2017, respectively, pursuant to the master lease with Seritage Growth Properties ("Seritage"). Also includes installment expenses of $9 million and $12 million for the 13 weeks ended August 4, 2018 and July 29, 2017, respectively, and $18 million and $24 million for the 26 weeks ended August 4, 2018 and July 29, 2017, respectively.

[2] Includes merchandise sales to Sears Hometown and Outlet Stores, Inc. ("SHO") of $197 million and $257 million for the 13 weeks ended August 4, 2018 and July 29, 2017, respectively, and $381 million and $511 million for the 26 weeks ended August 4, 2018 and July 29, 2017, respectively. Pursuant to the terms of the separation, merchandise is sold to SHO at cost.

[3] Includes revenue from Lands' End, Inc. ("Lands' End") for retail services and rent for Lands' End Shops at owned Sears locations, participation in the Shop Your Way® program and corporate shared services of $7 million and $12 million for the 13 weeks ended August 4, 2018 and July 29, 2017, respectively, and $16 million and $24 million for the 26 weeks ended August 4, 2018 and July 29, 2017, respectively.