Guarantor and Non-Guarantor Condensed Consolidating Financial Information - Statement of Operations (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Nov. 30, 2019	Aug. 31, 2019	Jun. 01, 2019	Dec. 01, 2018	Sep. 01, 2018	Jun. 02, 2018	Nov. 30, 2019	Dec. 01, 2018
Condensed Consolidating Statement of Operations
Revenues	$ 5,462,298			$ 5,450,060			$ 16,201,151	$ 16,259,912
Costs and expenses:
Cost of revenues	4,273,323			4,267,972			12,741,014	12,747,924
Selling, general and administrative expenses	1,134,854			1,142,555			3,433,036	3,449,173
Lease termination and impairment charges	166			2,628			2,115	52,096
Goodwill and intangible asset impairment charges								375,190
Interest expense	57,856			56,008			176,228	175,033
(Gain) loss on debt retirements, net	(55,692)						(55,692)	554
Gain on sale of assets, net	(1,371)			(382)			(5,670)	(11,206)
Total costs and expenses	5,409,136			5,468,781			16,291,031	16,788,764
Income (loss) from continuing operations before income taxes	53,162			(18,721)			(89,880)	(528,852)
Income tax expense (benefit)	876			(1,471)			35,878	(117,527)
Net income (loss) from continuing operations	52,286			(17,250)			(125,758)	(411,325)
Net income (loss) from discontinued operations	(801)			12,740			(1,695)	262,091
Net income (loss)	51,485	$ (79,279)	$ (99,659)	(4,510)	$ (359,140)	$ 214,416	(127,453)	(149,234)
Total other comprehensive income (loss)	501			364			658	1,092
Comprehensive income (loss)	51,986	$ (78,881)	$ (99,900)	(4,146)	$ (358,776)	$ 214,780	(126,795)	(148,142)
Reportable legal entity | Rite Aid Corporation (Parent Company Only)
Costs and expenses:
Interest expense	54,774			47,454			166,592	159,758
Equity in earnings of subsidiaries, net of tax	(106,259)			(42,944)			(39,139)	(15,139)
Total costs and expenses	(51,485)			4,510			127,453	144,619
Income (loss) from continuing operations before income taxes	51,485			(4,510)			(127,453)	(144,619)
Net income (loss) from continuing operations	51,485			(4,510)			(127,453)	(144,619)
Net income (loss) from discontinued operations								(4,615)
Net income (loss)	51,485			(4,510)			(127,453)	(149,234)
Total other comprehensive income (loss)	501			364			658	1,092
Comprehensive income (loss)	51,986			(4,146)			(126,795)	(148,142)
Reportable legal entity | Subsidiary Guarantors
Condensed Consolidating Statement of Operations
Revenues	5,362,141			5,375,923			15,911,576	16,016,409
Costs and expenses:
Cost of revenues	4,179,543			4,200,109			12,472,749	12,524,479
Selling, general and administrative expenses	1,128,847			1,136,461			3,414,132	3,428,581
Lease termination and impairment charges	166			2,628			2,115	52,096
Goodwill and intangible asset impairment charges								375,190
Interest expense	3,231			8,922			10,129	15,678
(Gain) loss on debt retirements, net	(55,692)						(55,692)	554
Gain on sale of assets, net	(1,371)			(382)			(5,670)	(11,206)
Equity in earnings of subsidiaries, net of tax	(519)			(558)			(2,899)	75
Total costs and expenses	5,254,205			5,347,180			15,834,864	16,385,447
Income (loss) from continuing operations before income taxes	107,936			28,743			76,712	(369,038)
Income tax expense (benefit)	876			(1,461)			35,878	(117,471)
Net income (loss) from continuing operations	107,060			30,204			40,834	(251,567)
Net income (loss) from discontinued operations	(801)			12,740			(1,695)	266,706
Net income (loss)	106,259			42,944			39,139	15,139
Total other comprehensive income (loss)	415			364			1,245	1,092
Comprehensive income (loss)	106,674			43,308			40,384	16,231
Reportable legal entity | Non-Guarantor Subsidiaries
Condensed Consolidating Statement of Operations
Revenues	115,907			101,726			323,496	299,211
Costs and expenses:
Cost of revenues	109,431			95,251			301,893	278,752
Selling, general and administrative expenses	6,106			6,295			19,197	20,993
Interest expense	(149)			(368)			(493)	(403)
Total costs and expenses	115,388			101,178			320,597	299,342
Income (loss) from continuing operations before income taxes	519			548			2,899	(131)
Income tax expense (benefit)				(10)				(56)
Net income (loss) from continuing operations	519			558			2,899	(75)
Net income (loss)	519			558			2,899	(75)
Comprehensive income (loss)	519			558			2,899	(75)
Eliminations
Condensed Consolidating Statement of Operations
Revenues	(15,750)			(27,589)			(33,921)	(55,708)
Costs and expenses:
Cost of revenues	(15,651)			(27,388)			(33,628)	(55,307)
Selling, general and administrative expenses	(99)			(201)			(293)	(401)
Equity in earnings of subsidiaries, net of tax	106,778			43,502			42,038	15,064
Total costs and expenses	91,028			15,913			8,117	(40,644)
Income (loss) from continuing operations before income taxes	(106,778)			(43,502)			(42,038)	(15,064)
Net income (loss) from continuing operations	(106,778)			(43,502)			(42,038)	(15,064)
Net income (loss)	(106,778)			(43,502)			(42,038)	(15,064)
Total other comprehensive income (loss)	(415)			(364)			(1,245)	(1,092)
Comprehensive income (loss)	$ (107,193)			$ (43,866)			$ (43,283)	$ (16,156)