Quarterly report pursuant to Section 13 or 15(d)

Professional Fees and Other Expenses - Additional Information (Detail)

v2.4.0.8
Professional Fees and Other Expenses - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Other Income And Expenses [Abstract]  
Professional fees and other expenses $ 9.5
Advisory retainer fees 1.5
Minimum guaranteed retainer fees 8.5
Liability Award expense recognized 1.0
Liability Award expense unrecognized $ 4.0