Commitments and Contingencies - Additional Information (Detail) $ in Millions	3 Months Ended
	Sep. 30, 2015 USD ($) Case Lawsuit	Sep. 30, 2011 Case
Commitments and Contingencies Disclosure [Abstract]
Number of lawsuits against Company | Lawsuit	15
Number of active product liability cases | Case	16	55
Schedule of Commitments and Contingencies [Line Items]
Letters of credit outstanding amount	$ 3.0
Expiring May 2017
Schedule of Commitments and Contingencies [Line Items]
Letters of credit outstanding amount	2.7
Expiring January 2017
Schedule of Commitments and Contingencies [Line Items]
Letters of credit outstanding amount	0.3
Surety Bond
Schedule of Commitments and Contingencies [Line Items]
Bonds outstanding	2.4
Outstanding surety bonds expected to be released during period	0.2
Surety Bond | Expiring in July 2018
Schedule of Commitments and Contingencies [Line Items]
Bonds outstanding	$ 2.2