Derivative Instruments and Hedging Activities - Schedule of Pre-tax Effect of Derivative Financial Instruments on Unaudited Condensed Consolidated Statements of Comprehensive Income (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Derivatives in Cash Flow Hedging Relationships:
Income (loss) recognized in accumulated other comprehensive (loss) income	$ 187	$ (370)	$ (5,338)
Amounts reclassified from accumulated other comprehensive (loss) income to interest expense	$ 324	$ 2,501	$ (880)