Purchase Price of the Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands	1 Months Ended	9 Months Ended
	Feb. 29, 2016	Mar. 31, 2016
Business Acquisition [Line Items]
Net cash paid at acquisition		$ 118,657
EpiWorks
Business Acquisition [Line Items]
Net cash paid at acquisition	$ 42,981
Cash paid for working capital adjustment	163
Fair value of cash earnout arrangement	6,000
Purchase price	$ 49,144