Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions	Total	Class A common stock	Class A Common Stock Class A common stock	Additional paid in capital	Treasury Stock	Accumulated other comprehensive income	Retained earnings (accumulated deficit)
Beginning balance (in shares) at Feb. 27, 2021			585,574,666
Beginning balance at Feb. 27, 2021	$ 1,324.3		$ 5.9	$ 1,898.9	$ (1,907.0)	$ 63.5	$ 1,263.0
Beginning balance (in shares) at Feb. 27, 2021					120,009,647
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity-based compensation	101.2			101.2
Shares issued and employee tax withholding on vesting of restricted stock units (in shares)			2,329,617
Shares issued and employee tax withholding on vesting of restricted stock units	(29.4)			(29.4)
Convertible preferred stock conversions (in shares)					(20,369,582)
Convertible preferred stock conversions	320.6			61.0	$ 259.6
Cash dividends declared on common stock	(207.4)						(207.4)
Dividends accrued on convertible preferred stock	(109.4)						(109.4)
Net income	1,619.6						1,619.6
Other comprehensive income (loss), net of tax	5.5					5.5
Other activity	(0.4)			0.5			(0.9)
Ending balance (in shares) at Feb. 26, 2022			587,904,283
Ending balance at Feb. 26, 2022	3,024.6		$ 5.9	2,032.2	$ (1,647.4)	69.0	2,564.9
Ending balance (in shares) at Feb. 26, 2022					99,640,065
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity-based compensation	112.4			112.4
Shares issued and employee tax withholding on vesting of restricted stock units (in shares)			3,064,317
Shares issued and employee tax withholding on vesting of restricted stock units	(44.0)			(44.0)
Convertible preferred stock conversions (in shares)					(78,339,120)
Convertible preferred stock conversions	1,232.8			(61.0)	$ 1,295.2		(1.4)
Cash dividends declared on common stock	(255.1)						(255.1)
Dividends accrued on convertible preferred stock	(51.0)						(51.0)
Special dividends declared on common stock	(3,921.3)			31.3			(3,952.6)
Net income	1,513.5						1,513.5
Other comprehensive income (loss), net of tax	0.3					0.3
Other activity	(1.5)			1.8			(3.3)
Ending balance (in shares) at Feb. 25, 2023		569,667,655	590,968,600
Ending balance at Feb. 25, 2023	$ 1,610.7		$ 5.9	2,072.7	$ (352.2)	69.3	(185.0)
Ending balance (in shares) at Feb. 25, 2023	21,300,945				21,300,945
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity-based compensation	$ 91.5			91.5
Shares issued and employee tax withholding on vesting of restricted stock units (in shares)			3,476,668
Shares issued and employee tax withholding on vesting of restricted stock units	(38.8)			(38.8)
Convertible preferred stock conversions (in shares)					(2,903,200)
Convertible preferred stock conversions	45.7				$ 48.0		(2.3)
Cash dividends declared on common stock	(276.2)						(276.2)
Dividends accrued on convertible preferred stock	(0.3)						(0.3)
Net income	1,296.0						1,296.0
Other comprehensive income (loss), net of tax	18.7					18.7
Other activity	0.2			4.2			(4.0)
Ending balance (in shares) at Feb. 24, 2024		576,047,523	594,445,268
Ending balance at Feb. 24, 2024	$ 2,747.5		$ 5.9	$ 2,129.6	$ (304.2)	$ 88.0	$ 828.2
Ending balance (in shares) at Feb. 24, 2024	18,397,745				18,397,745