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Stockholders' Equity - Stock Repurchase Program (Details) - $ / shares			12 Months Ended			22 Months Ended	86 Months Ended
	Mar. 12, 2020	Oct. 23, 2014	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2021	Dec. 31, 2021
Shares Related to Withholding Taxes on the Vesting of Restricted Stock
Class of Stock [Line Items]
Repurchased shares (in shares)			26,869	28,887	28,479
Average price of shares repurchased (in usd per share)			$ 29.10	$ 21.57	$ 30.83
Eleventh Plan
Class of Stock [Line Items]
Outstanding share, percent		5.00%
Outstanding common shares in the plan		1,512,600
Repurchased shares (in shares)			0	639,922	292,712
Total repurchased in shares (in shares)							1,512,600
Stock repurchase average share price			$ 0	$ 23.95	$ 26.50		$ 21.69
Twelfth Stock Repurchase Plan
Class of Stock [Line Items]
Outstanding share, percent	5.00%
Outstanding common shares in the plan	1,799,054
Repurchased shares (in shares)			904,972	155,778	0
Total repurchased in shares (in shares)						1,060,750
Stock repurchase average share price			$ 24.43	$ 20.34	$ 0	$ 23.83

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