XML 44 R45.htm IDEA: XBRL DOCUMENT v2.4.0.8
Fair Value Measurements - Additional Information (Detail) (Revolving Credit Facility [Member], USD $)
In Millions, unless otherwise specified
Sep. 30, 2014
Jun. 30, 2014
Revolving Credit Facility [Member]
   
Fair Value Of Financial Instruments [Line Items]    
Borrowings under revolving credit facilities $ 42.0 $ 41.0