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Intangible Assets Including Goodwill - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
 3 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Minimum [Member]
Intellectual Property [Member]
Jun. 30, 2013
Minimum [Member]
Intellectual Property [Member]
Sep. 30, 2013
Minimum [Member]
Customer Relationships [Member]
Jun. 30, 2013
Minimum [Member]
Customer Relationships [Member]
Sep. 30, 2013
Minimum [Member]
Noncompete Agreements [Member]
Jun. 30, 2013
Minimum [Member]
Noncompete Agreements [Member]
Sep. 30, 2013
Maximum [Member]
Intellectual Property [Member]
Jun. 30, 2013
Maximum [Member]
Intellectual Property [Member]
Sep. 30, 2013
Maximum [Member]
Customer Relationships [Member]
Jun. 30, 2013
Maximum [Member]
Customer Relationships [Member]
Sep. 30, 2013
Maximum [Member]
Noncompete Agreements [Member]
Jun. 30, 2013
Maximum [Member]
Noncompete Agreements [Member]
Sep. 30, 2013
Trade Names [Member]
Jun. 30, 2013
Trade Names [Member]
Goodwill and Intangible Assets Disclosure [Abstract]                                
Impairment charge $ (25.0) [1]                              
Amortization expense 0.2 0.1                            
2014 0.7                              
2015 0.7                              
2016 0.7                              
2017 0.6                              
2018 $ 0.6                              
Finite-Lived Intangible Assets [Line Items]                                
Finite-Lived Intangible Asset, Useful Life     6 years 6 years 1 year 1 year 3 years 3 years 15 years 15 years 15 years 15 years 5 years 5 years 5 years 5 years
[1] A $25.0 million impairment charge was recorded in February 2005 as a result of the Company’s operating performance in fiscal 2005.