Schedule I - Parent Company Only Financial Statements - Statements of Comprehensive Income (Detail) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Dec. 31, 2023	Jun. 30, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Condensed Financial Statements, Captions [Line Items]
Net income (loss) available to common stockholders			$ 36,265	$ 48,712	$ 124,007
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments			7,607	(5,668)	(13,747)
Benefit plans			0	0	301
Other comprehensive gain, net of tax			7,607	(5,668)	(13,446)
Comprehensive income (loss) attributable to common stockholders			$ 43,114	43,829	112,389
Parent Company
Condensed Financial Statements, Captions [Line Items]
Net income (loss) available to common stockholders	$ 36,991	$ (726)		48,712	124,007
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments	2,546	4,303		(4,883)	(11,853)
Benefit plans	0	0		0	235
Other comprehensive gain, net of tax	2,546	4,303		(4,883)	(11,618)
Comprehensive income (loss) attributable to common stockholders	$ 39,537	$ 3,577		$ 43,829	$ 112,389