Capital Structure and Accumulated Other Comprehensive Income (Loss) - Additional Information (Details) - USD ($)	7 Months Ended
	Dec. 31, 2018	Dec. 31, 2019	May 31, 2018
Capital Structure And Accumulated Comprehensive Income (Loss)
Common stock authorized (shares)	500,000,000	500,000,000
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock issued (shares)	81,811,977	82,601,926
Common stock outstanding (shares)	73,148,853	73,601,950
Preferred stock authorized (shares)	10,000,000	10,000,000
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock issued (shares)	0	0
May 2018 Share Repurchase Program
Capital Structure And Accumulated Comprehensive Income (Loss)
Share repurchase program authorized amount			$ 200,000,000
Repurchase of common stock (shares)	5,036,139
Average price per common share of repurchase common stock (in dollars per share)	$ 14.59
Remaining authorized repurchase amount		$ 126,500,000