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Stock-Based Compensation - Stock Units Rollforward (Details) - $ / shares		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
RSUs
Stock Units [Roll Forward]
Outstanding at December 31, 2020 (in shares)		2,050,085
Granted (in shares)		362,750	724,319	679,601
Vested and distributed (in shares)		(335,380)
Vested and deferred distributed (in shares)		(122,611)
Forfeited (in shares)		(47,953)
Outstanding at December 31, 2021(in shares)		1,906,891	2,050,085
Vested and deferred RSUs related to deferred compensation for non-employee directors (in shares)	[1]	491,242
Weighted Average Grant Date Fair Value [Roll Forward]
Outstanding at December 31, 2020, Weighted Average Grant Date Fair Value (in dollar per share)		$ 9.31
Granted, Weighted Average Grant Date Fair Value (in dollar per share)		8.78	$ 7.92	$ 8.74
Vested and Distributed, Weighted Average Grant Date Fair Value (in dollar per share)		12.64
Vested and Deferred Distributed, Weighted Average Grant Date Fair Value (in dollar per share)		9.32
Forfeited, Weighted Average Grant Date Fair Value (in dollar per share)		8.86
Outstanding at December 31, 2021, Weighted Average Grant Date Fair Value (in dollar per share)		8.64	$ 9.31
Weighted Average Grant Date Fair Value of Vested and Deferred RSUs (in dollar per share)	[1]	$ 8.70
PSUs
Stock Units [Roll Forward]
Outstanding at December 31, 2020 (in shares)		0
Granted (in shares)		1,667,012	939,529	895,389
Vested and distributed (in shares)		0	(377,073)	(1,059,825)
Forfeited (in shares)		(14,550)
Other - decrease due to performance of PSUs (in shares)		105,758
Outstanding at December 31, 2021(in shares)		1,758,220	0
Weighted Average Grant Date Fair Value [Roll Forward]
Outstanding at December 31, 2020, Weighted Average Grant Date Fair Value (in dollar per share)		$ 0
Granted, Weighted Average Grant Date Fair Value (in dollar per share)		8.42	$ 8.25	$ 8.35
Vested and Distributed, Weighted Average Grant Date Fair Value (in dollar per share)		0
Forfeited, Weighted Average Grant Date Fair Value (in dollar per share)		8.42
Other decrease due to performance of PSU's, Weighted Average Grant Date Fair Value (in dollar per share)		8.42
Outstanding at December 31, 2021, Weighted Average Grant Date Fair Value (in dollar per share)		$ 8.42	$ 0
[1] Included in outstanding at December 31, 2021. Vested and deferred RSUs are primarily related to deferred compensation for non-employee directors.

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