Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 5,193	$ 4,653	$ 14,447	$ 13,126
Other comprehensive gain/(loss):
Unrealized derivative gains/(losses) on cash flow hedges	234	561	(5,709)	429
Total other comprehensive gain/(loss):	234	561	(5,709)	429
Total comprehensive income	$ 5,427	$ 5,214	$ 8,738	$ 13,555