Accumulated Other Comprehensive Income (Loss) - Summary of Changes in Accumulated Balances of AOCI Including Current Period Other Comprehensive Income (Loss) and Reclassifications Out of AOCI (Detail) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2022		Mar. 31, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	[2]	$ 4,270,740	[1]	$ 4,106,002
Other comprehensive income (loss) before      reclassifications		(13,499)		17,948
Less: gain (loss) reclassified from AOCI		4,193		(2,752)
Tax effect		2,383		443
Net current-period other comprehensive income (loss)		(15,309)		21,143
Ending balance		4,391,315		4,162,010
Unrealized Gains (Losses) on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance		15,805		(20,028)
Other comprehensive income (loss) before      reclassifications		(3,225)		19,893
Less: gain (loss) reclassified from AOCI		4,193		(2,752)
Tax effect		0		0
Net current-period other comprehensive income (loss)		(7,418)		22,645
Ending balance		8,387		2,617
Unrealized Gains (Losses) on Available for-Sale Debt Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance		(1,373)		3,889
Other comprehensive income (loss) before      reclassifications		(10,274)		(1,945)
Less: gain (loss) reclassified from AOCI		0		0
Tax effect		2,383		443
Net current-period other comprehensive income (loss)		(7,891)		(1,502)
Ending balance		(9,264)		2,387
AOCI attributable to parent
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	[2]	14,432		(16,139)
Ending balance		$ (877)		$ 5,004

[1] (1)December 31, 2021 balances were derived from the audited Consolidated Financial Statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2021, filed with the SEC on February 25, 2022.

[2] The beginning balances for the three-month periods were derived from the audited Consolidated Financial Statements included in Company’s Annual Report on Form 10-K for the year ended December 31, 2021, filed with the SEC on February 25, 2022.