Shareholders' Equity - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands				1 Months Ended	12 Months Ended
	Oct. 15, 2020	Oct. 08, 2020	Oct. 06, 2020	May 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Equity, Class of Treasury Stock [Line Items]
Repayment of debt					$ 617,271	$ 85,592
Revolver
Equity, Class of Treasury Stock [Line Items]
Repayment of debt	$ 30,000
Term Loan A-1 | Term Loan
Equity, Class of Treasury Stock [Line Items]
Repayment of debt		$ 109,000
Term Loan A-2 | Term Loan
Equity, Class of Treasury Stock [Line Items]
Repayment of debt	$ 51,700
Equity Distribution Agreement
Equity, Class of Treasury Stock [Line Items]
Number of shares issued in transaction (in shares)					0
Aggregate offering price, remaining available amount					$ 50,000
Underwriting Agreement
Equity, Class of Treasury Stock [Line Items]
Number of shares issued in transaction (in shares)			8,475,000
Sale of stock, price per share (in dollars per share)			$ 20.50
Sale of stock, consideration received on transaction			$ 165,000
Over-Allotment Option
Equity, Class of Treasury Stock [Line Items]
Number of shares issued in transaction (in shares)			1,271,250
Sale of stock, consideration received on transaction			$ 190,000
Common Stock | Equity Distribution Agreement
Equity, Class of Treasury Stock [Line Items]
Aggregate offering price				$ 50,000