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Future Minimum Royalties Payable (Detail) (Royalty Agreements, USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Royalty Agreements
 
Contractual Obligation [Line Items]  
2014 $ 6,424
2015 6,882
2016 807
2017 411
2018 416
Thereafter 1,035
Total $ 15,975