Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Statement of Comprehensive Income [Abstract]
Net income	$ 185,311	$ 160,449	$ 154,333
Other comprehensive income (loss):
Increase (decrease) in fair value of cash flow hedge	(10,047)	(3,940)	1,722
Less: reclassification adjustment for amounts recognized in net income	6,330	(791)	164
Total other comprehensive income (loss)	(3,717)	(4,731)	1,886
Comprehensive income	181,594	155,718	156,219
Less: comprehensive income attributable to noncontrolling interest	(185)	7	0
Comprehensive income attributable to common stockholders	$ 181,409	$ 155,725	$ 156,219