Earnings Per Share (Narrative) (Details) - USD ($)	1 Months Ended	3 Months Ended
	May 03, 2022	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Oct. 31, 2021
Antidilutive securities excluded from computation of diluted earnings per share
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01
2021 Share Repurchase Program
Antidilutive securities excluded from computation of diluted earnings per share
Stock repurchase program, authorized amount					$ 250,000,000
Treasury stock, shares, acquired (in shares)		1,579,646	1,023,284
Common stock, par value (in dollars per share)			$ 0.01
Shares repurchased, value		$ 153,400,000	$ 96,600,000
Average cost per share (in dollars per share)		$ 97.10	$ 94.42
2022 Share Repurchase Program
Antidilutive securities excluded from computation of diluted earnings per share
Stock repurchase program, authorized amount		$ 250,000,000
Treasury stock, shares, acquired (in shares)		171,022
Shares repurchased, value		$ 17,300,000
Average cost per share (in dollars per share)		$ 101.09
2022 Share Repurchase Program | Subsequent Event
Antidilutive securities excluded from computation of diluted earnings per share
Treasury stock, shares, acquired (in shares)	1,079,000
Shares repurchased, value	$ 109,000,000
Average cost per share (in dollars per share)	$ 100.98
Stock options
Antidilutive securities excluded from computation of diluted earnings per share
Antidilutive securities excluded from computation of diluted earnings per share (in shares)		247,287		296,012
Stock options | O’Reilly Warrant, the Weinreb Warrant and the Herlitz Warrant
Antidilutive securities excluded from computation of diluted earnings per share
Antidilutive securities excluded from computation of diluted earnings per share (in shares)		2,103,485		2,103,485
Restricted stock
Antidilutive securities excluded from computation of diluted earnings per share
Antidilutive securities excluded from computation of diluted earnings per share (in shares)		297,816		486,164