Stock-Based Compensation - Stock Compensation Plans (Details) - $ / shares	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Stock Options Outstanding
Stock options outstanding, number of shares, balance (in shares)	473,000
Stock options granted (in shares)	0	0
Stock options exercised, exercised (in shares)	(1,000)
Stock options forfeited/expired (in shares)	0
Stock options outstanding, number of shares, balance (in shares)	472,000
Stock options outstanding, number of shares, exercisable (in shares)	472,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Stock options, weighted average exercise price, balance (in dollars per share)	$ 22.50
Stock options, weighted average exercise price, granted (in dollars per share)	0
Stock options, weighted average exercise price, exercised (in dollars per share)	20.36
Stock options, weighted average exercise price, forfeited/expired (in dollars per share)	0
Stock options, weighted average exercise price, balance (in dollars per share)	22.50
Stock options outstanding, weighted average exercise price, exercisable (in dollars per share)	$ 22.50
Non-vested Stock Awards Outstanding
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Non-vested shares outstanding, balance (in shares)	2,000
Non-vested shares outstanding, granted (in shares)	0
Non-vested shares outstanding, vested (earned) (in shares)	(2,000)
Non-vested shares outstanding, forfeited/expired (in shares)	0
Non-vested shares outstanding, balance (in shares)	0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Non-vested shares outstanding. weighted-average grant-date fair value, balance (in dollars per share)	$ 22.20
Non-vested shares outstanding. weighted-average grant-date fair value, granted (in dollars per share)	0
Non-vested shares outstanding. weighted-average grant-date fair value, vested (earned) (in dollars per share)	22.20
Non-vested shares outstanding. weighted-average grant-date fair value, forfeited/expired (in dollars per share)	0
Non-vested shares outstanding. weighted-average grant-date fair value, balance (in dollars per share)	$ 0
Non-vested Stock Units Outstanding
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Non-vested shares outstanding, balance (in shares)	1,111,000
Non-vested shares outstanding, granted (in shares)	403,000
Non-vested shares outstanding, vested (earned) (in shares)	(294,000)
Non-vested shares outstanding, forfeited/expired (in shares)	(26,000)
Non-vested shares outstanding, balance (in shares)	1,194,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Non-vested shares outstanding. weighted-average grant-date fair value, balance (in dollars per share)	$ 26.49
Non-vested shares outstanding. weighted-average grant-date fair value, granted (in dollars per share)	15.99
Non-vested shares outstanding. weighted-average grant-date fair value, vested (earned) (in dollars per share)	26.66
Non-vested shares outstanding. weighted-average grant-date fair value, forfeited/expired (in dollars per share)	21.28
Non-vested shares outstanding. weighted-average grant-date fair value, balance (in dollars per share)	$ 23.03