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Basis of Presentation - Revisions in Balance Sheets Line Items (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Other assets $ 31,847 $ 29,412
Other liabilities 63,073 61,095
As Previously Reported [Member]
    
Other assets   11,692
Other liabilities   43,375
Adjustment [Member]
    
Other assets   17,720
Other liabilities   $ 17,720