Guarantor and Non-Guarantor Condensed Consolidating Financial Information - Statement of Operations (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended								12 Months Ended
	Feb. 28, 2018	Mar. 02, 2019	Dec. 01, 2018	Sep. 01, 2018	Jun. 02, 2018	Mar. 03, 2018	Dec. 02, 2017	Sep. 02, 2017	Jun. 03, 2017	Mar. 02, 2019	Mar. 03, 2018	Mar. 04, 2017
Condensed Consolidating Statement of Operations
Net revenues		$ 5,379,645	$ 5,450,060	$ 5,421,362	$ 5,388,490	$ 5,394,264	$ 5,353,170	$ 5,345,011	$ 5,436,523	$ 21,639,557	$ 21,528,968	$ 22,927,540
Costs and expenses:
Cost of revenues		4,215,281	4,267,972	4,260,211	4,219,741	4,124,498	4,166,447	4,183,338	4,274,580	16,963,205	16,748,863	17,862,833
Selling, general and administrative expenses		1,143,202	1,142,555	1,153,991	1,152,627	1,181,964	1,166,514	1,141,844	1,160,940	4,592,375	4,651,262	4,776,995
Lease termination and impairment expenses		55,898	2,628	39,609	9,859	47,675	3,939	3,113	4,038	107,994	58,765	45,778
Goodwill and intangible asset impairment charges				375,190						375,190	261,727
Interest expense		52,695	56,008	56,233	62,792	50,603	50,308	50,857	51,000	227,728	202,768	200,065
Loss on debt retirements, net	$ 8,180				554					554
Walgreens Boots Alliance, Inc. termination fee								(325,000)			(325,000)
Gain on sale of assets, net		(26,806)	(382)	(4,965)	(5,859)	(5,249)	205	(14,951)	(5,877)	(38,012)	(25,872)	(6,649)
Total costs and expenses		5,440,270	5,468,781	5,880,269	5,439,714	5,661,218	5,387,413	5,039,201	5,484,681	22,229,034	21,572,513	22,879,022
Income (loss) from continuing operations before income taxes		(60,625)	(18,721)	(458,907)	(51,224)	(266,954)	(34,243)	305,810	(48,158)	(589,477)	(43,545)	48,518
Income tax expense (benefit)		195,004	(1,471)	(106,559)	(9,497)	216,719	(16,061)	117,450	(12,121)	77,477	305,987	44,438
Net (loss) income from continuing operations		(255,629)	(17,250)	(352,348)	(41,727)	(483,673)	(18,182)	188,360	(36,037)	(666,954)	(349,532)	4,080
Net income (loss) from discontinued operations, net of tax		(17,350)	12,740	(6,792)	256,143	1,250,745	99,213	(17,644)	(39,312)	244,741	1,293,002	(27)
Net (loss) income		$ (272,979)	$ (4,510)	$ (359,140)	$ 214,416	$ 767,072	$ 81,031	$ 170,716	$ (75,349)	(422,213)	943,470	4,053
Total other comprehensive income (loss)										3,490	7,255	5,464
Comprehensive (loss) income										(418,723)	950,725	9,517
Rite Aid Corporation (Parent Company Only)
Costs and expenses:
Interest expense												182,282
Equity in earnings of subsidiaries, net of tax												(418,261)
Total costs and expenses												(235,979)
Income (loss) from continuing operations before income taxes												235,979
Net (loss) income from continuing operations												235,979
Net income (loss) from discontinued operations, net of tax												(231,926)
Net (loss) income												4,053
Total other comprehensive income (loss)												5,464
Comprehensive (loss) income												9,517
Subsidiary Guarantors
Condensed Consolidating Statement of Operations
Net revenues												22,821,940
Costs and expenses:
Cost of revenues												17,767,363
Selling, general and administrative expenses												4,763,176
Lease termination and impairment expenses												45,778
Interest expense												17,796
Gain on sale of assets, net												(6,649)
Equity in earnings of subsidiaries, net of tax												5,101
Total costs and expenses												22,592,565
Income (loss) from continuing operations before income taxes												229,375
Income tax expense (benefit)												43,013
Net (loss) income from continuing operations												186,362
Net income (loss) from discontinued operations, net of tax												231,899
Net (loss) income												418,261
Total other comprehensive income (loss)												5,464
Comprehensive (loss) income												423,725
Non-Guarantor Subsidiaries
Condensed Consolidating Statement of Operations
Net revenues												223,077
Costs and expenses:
Cost of revenues												213,225
Selling, general and administrative expenses												13,541
Interest expense												(13)
Total costs and expenses												226,753
Income (loss) from continuing operations before income taxes												(3,676)
Income tax expense (benefit)												1,425
Net (loss) income from continuing operations												(5,101)
Net (loss) income												(5,101)
Comprehensive (loss) income												(5,101)
Reportable legal entity | Rite Aid Corporation (Parent Company Only)
Costs and expenses:
Interest expense										206,862	183,825
Walgreens Boots Alliance, Inc. termination fee											(325,000)
Equity in earnings of subsidiaries, net of tax										210,736	(1,034,775)
Total costs and expenses										417,598	(1,175,950)
Income (loss) from continuing operations before income taxes										(417,598)	1,175,950
Net (loss) income from continuing operations										(417,598)	1,175,950
Net income (loss) from discontinued operations, net of tax										(4,615)	(232,480)
Net (loss) income										(422,213)	943,470
Total other comprehensive income (loss)										3,490	7,255
Comprehensive (loss) income										(418,723)	950,725
Reportable legal entity | Subsidiary Guarantors
Condensed Consolidating Statement of Operations
Net revenues										21,297,937	21,413,734
Costs and expenses:
Cost of revenues										16,648,099	16,645,136
Selling, general and administrative expenses										4,567,690	4,635,531
Lease termination and impairment expenses										107,994	58,765
Goodwill and intangible asset impairment charges										375,190	261,727
Interest expense										21,704	19,261
Loss on debt retirements, net										554
Gain on sale of assets, net										(38,012)	(25,872)
Equity in earnings of subsidiaries, net of tax										(1,033)	(4,072)
Total costs and expenses										21,682,186	21,590,476
Income (loss) from continuing operations before income taxes										(384,249)	(176,742)
Income tax expense (benefit)										75,843	313,965
Net (loss) income from continuing operations										(460,092)	(490,707)
Net income (loss) from discontinued operations, net of tax										249,356	1,525,482
Net (loss) income										(210,736)	1,034,775
Total other comprehensive income (loss)										3,490	7,255
Comprehensive (loss) income										(207,246)	1,042,030
Reportable legal entity | Non-Guarantor Subsidiaries
Condensed Consolidating Statement of Operations
Net revenues										397,328	209,356
Costs and expenses:
Cost of revenues										370,413	197,084
Selling, general and administrative expenses										25,086	16,496
Interest expense										(838)	(318)
Total costs and expenses										394,661	213,262
Income (loss) from continuing operations before income taxes										2,667	(3,906)
Income tax expense (benefit)										1,634	(7,978)
Net (loss) income from continuing operations										1,033	4,072
Net (loss) income										1,033	4,072
Comprehensive (loss) income										1,033	4,072
Eliminations
Condensed Consolidating Statement of Operations
Net revenues										(55,708)	(94,122)	(117,477)
Costs and expenses:
Cost of revenues										(55,307)	(93,357)	(117,755)
Selling, general and administrative expenses										(401)	(765)	278
Equity in earnings of subsidiaries, net of tax										(209,703)	1,038,847	413,160
Total costs and expenses										(265,411)	944,725	295,683
Income (loss) from continuing operations before income taxes										209,703	(1,038,847)	(413,160)
Net (loss) income from continuing operations										209,703	(1,038,847)	(413,160)
Net (loss) income										209,703	(1,038,847)	(413,160)
Total other comprehensive income (loss)										(3,490)	(7,255)	(5,464)
Comprehensive (loss) income										$ 206,213	$ (1,046,102)	$ (418,624)