Capital Stock and Equity Awards - Summary of RSU Activity (Details) - RSUs - $ / shares	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Shares
Unvested, beginning of period (in shares)	292,135	399,856
Granted (in shares)	538,778	138,936
Vested (in shares)	(109,589)	(161,004)
Forfeited (in shares)	0	(1,089)
Unvested, end of period (in shares)	721,324	376,699
Weighted- Average Grant Date Fair Value
Unvested, beginning of period (in dollars per share)	$ 45.89	$ 43.59
Granted (in dollars per share)	20.50	50.24
Vested (in dollars per share)	45.57	41.89
Forfeited (in dollars per share)	0	42.44
Unvested, end of period (in dollars per share)	$ 26.97	$ 46.78
Vesting period (in years)	3 years
Non-employee directors
Weighted- Average Grant Date Fair Value
Vesting period (in years)	1 year