Recently Issued Accounting Pronouncements - Additional Information (Detail) $ in Thousands	Jan. 01, 2020 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for credit loss	$ 27,380
Adjustment to Adopt ASC 326
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for credit loss	43,934
Retained Earnings | ASU 2016-13
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect adjustment to retained earnings, net of tax	$ 34,700