Operations by Segments and Geographic Areas - Reconciliation of Measure of Total Segment Profit to GAAP Income (Loss) Before Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total measure of segment profit	$ 3,308	$ 1,950	$ 1,837	$ 2,449
Less:
Amortization of acquisition-related intangible assets	(5,253)	(5,702)	(10,579)	(10,890)
Stock-based compensation plan expense			(21,891)	(16,540)
Other expense, net	(858)	(3,357)	(1,639)	(7,640)
Income (loss) before income taxes	2,450	(1,407)	198	(5,191)
Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total measure of segment profit	20,019	17,629	39,441	35,050
Segment Reconciling Items [Member]
Less:
Amortization of acquisition-related intangible assets	(5,253)	(5,702)	(10,579)	(10,890)
Stock-based compensation plan expense	(9,549)	(8,080)	(21,891)	(16,540)
Acquisition and integration-related expenses	(710)	(380)	(1,593)	(1,372)
Restructuring benefit (expense)	(54)		(631)	9
Minimum pension liability adjustments	80	(3)	155	(38)
Global ERP system implementation and other costs	(972)	(1,339)	(2,553)	(3,415)
Other expense, net	$ (1,111)	$ (3,532)	$ (2,151)	$ (7,995)