Unaudited Condensed Consolidated Statements of Comprehensive Income Statement - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax	$ (297)	$ (1,278)	$ (4,591)	$ 12,632
Net Income (Loss) Available to Common Stockholders, Basic	41,244	39,496	95,631	92,995
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	898	3,707	13,805	(36,632)
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax	2,256	5,051	16,083	(33,944)
Other Comprehensive Income (Loss), Net of Tax	2,256	5,051	16,083	(33,944)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	43,500	44,547	111,714	59,051
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax	1,358	1,344	2,278	2,688
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax	$ 449	$ 463	$ 733	$ 926