Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 05, 2020	Feb. 29, 2020
Common stock shares issued (in shares)	585,530,715
Treasury stock, at cost (in shares)	118,919,289	3,671,621
Series A convertible preferred stock
Temporary equity, par or stated value per share (in dollars per share)	$ 0.01	$ 0.01
Temporary equity, shares authorized (in shares)	1,750,000	0
Temporary equity, shares issued (in shares)	924,000	0
Temporary equity, shares outstanding (in shares)	924,000	0
Series A-1 convertible preferred stock
Temporary equity, par or stated value per share (in dollars per share)	$ 0.01	$ 0.01
Temporary equity, shares authorized (in shares)	1,410,000	0
Temporary equity, shares issued (in shares)	826,000	0
Temporary equity, shares outstanding (in shares)	826,000	0
Undesignated preferred stock
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	96,840,000	30,000,000
Preferred stock, shares issued (in shares)	0	0
Class A common stock
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	1,000,000,000	1,000,000,000
Common stock shares issued (in shares)	585,530,715	582,997,251
Class A-1 convertible common stock
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	150,000,000	0
Common stock shares issued (in shares)	0	0