Business Segment Information - Summarized Financial Information of Reportable Segments (Detail) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Segment Reporting Information [Line Items]
Revenues from external customers	$ 1,490,898	$ 1,459,506
Net income	88,109	93,644
Domestic Operations
Segment Reporting Information [Line Items]
Revenues from external customers	1,443,722	1,418,187
Net income	81,697	88,137
International Operations
Segment Reporting Information [Line Items]
Revenues from external customers	47,176	41,319
Net income	$ 6,412	$ 5,507