Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Numerator for basic and diluted earnings per share:
Income from continuing operations	$ 56,559	$ 441,185	$ 439,297
Net income	56,559	441,185	439,297
Other comprehensive (loss) income	7,551	2,036	6,281
Net income attributable to common stockholders	$ 49,008	$ 439,149	$ 433,016
Denominator:
Denominator for basic earnings per share - weighted average shares (in shares)	382,785	373,368	365,977
Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants	34	0	391
Stock options (in shares)	365	171	527
Incremental Common Shares Attributable to Dilutive Effect of Contingently Issuable Shares	3,120	2,964	2,991
Denominator for diluted earnings per share - adjusted weighted average shares (in shares)	386,304	376,503	369,886
Basic earnings per share:
Income from continuing operations (USD per share)	$ 0.15	$ 1.18	$ 1.20
Net income attributable to common stockholders (USD per share)	0.13	1.18	1.18
Diluted earnings per share:
Income from continuing operations (USD per share)	0.15	1.17	1.19
Net income attributable to common stockholders (USD per share)	$ 0.13	$ 1.17	$ 1.17
Anti-dilutive options outstanding (in shares)	3,100	4,000	1,100