Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Additional Information (Detail)

v2.4.0.8
Subsequent Events - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
Jun. 30, 2013
Sep. 30, 2013
Subsequent Event [Member]
Subsequent Event [Line Items]    
Accumulated earnings and profits $ 9.1 $ 9.1