Debt - Schedule of Long-Term Debt and Current Portion of Long-Term Debt (Parenthetical ) (Detail) - Innovative Systems GmbH [Member] € in Millions, $ in Millions		12 Months Ended
	Nov. 05, 2013 EUR (€)	Jun. 30, 2016 USD ($)	Jun. 22, 2016 USD ($) Installment	Jun. 22, 2016 EUR (€) Installment
Debt Instrument [Line Items]
Frequency of payment terms		due every July 1st from 2016 through 2020
Obligation ultimate settlement amount	€ 16.3	$ 85.3
Litigation settlement amount initial payment required			$ 13.3	€ 11.8
Litigation settlement amount, initial payment due date		2016-07
Number of installments after initial payment			5	5
Litigation settlement amount, each installment payable			$ 14.4	€ 13.0