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Stockholders' Equity - Dividends (Details) - USD ($)							3 Months Ended	6 Months Ended
	Aug. 03, 2021	Jun. 29, 2021	May 31, 2021	May 03, 2021	Mar. 22, 2021	Feb. 24, 2021	Jun. 30, 2021	Jun. 30, 2021	Jun. 30, 2020	Jul. 12, 2021	Mar. 31, 2021
Dividends Payable [Line Items]
Dividends to shareholders (in usd per share)				$ 0.375		$ 0.375
Dividends paid			$ 7,500,000		$ 7,500,000			$ 15,039,000	$ 0
Dividends payable							$ 83,543,000	$ 83,543,000	$ 0
Stock repurchase program, authorized amount											$ 100,000,000.0
Repurchase of common stock (in shares)							190,783	190,783
Treasury stock, acquired, average cost (in dollars per share)							$ 76.30	$ 76.30
Treasury stock, value acquired							$ 14,560,000	$ 14,600,000
Warrants outstanding (in shares)							1,618,346	1,618,346
Warrants exercised (in shares)							3,192	3,259
Exercise price of warrants or rights (in usd per share)							$ 94.57	$ 94.57
Special Cash Dividend
Dividends Payable [Line Items]
Dividends to shareholders (in usd per share)		$ 4.00					$ 4.00
Dividends payable							$ 83,000,000.0	$ 83,000,000.0
Subsequent Event
Dividends Payable [Line Items]
Dividends to shareholders (in usd per share)	$ 0.375
Exercise price of warrants or rights (in usd per share)										$ 90.57

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