Fair Value Measurements - Fair Value and Carrying Value of Financial Instruments (Details) - Notes payable - USD ($) $ in Thousands	Dec. 31, 2021	Jun. 17, 2021	Dec. 31, 2020	May 10, 2017
2028 Senior unsecured notes payable
Financial liabilities:
Senior unsecured notes payable, face value	$ 400,000	$ 400,000	$ 0
2025 Senior unsecured notes payable
Financial liabilities:
Senior unsecured notes payable, face value	0		300,000	$ 300,000
Carrying Amount | 2028 Senior unsecured notes payable | Level 2
Financial liabilities:
Senior unsecured notes payable, fair value	394,262		0
Carrying Amount | 2025 Senior unsecured notes payable | Level 2
Financial liabilities:
Senior unsecured notes payable, fair value	0		296,669
Fair Value | 2028 Senior unsecured notes payable | Level 2
Financial liabilities:
Senior unsecured notes payable, fair value	410,500		0
Fair Value | 2025 Senior unsecured notes payable | Level 2
Financial liabilities:
Senior unsecured notes payable, fair value	$ 0		$ 311,430