Annual report pursuant to Section 13 and 15(d)

Aggregate Annual Rental Commitments (Detail)

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Aggregate Annual Rental Commitments (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Operating Leases  
2013 $ 7,463
2014 6,734
2015 6,690
2016 4,518
2017 395
Total minimum lease payments $ 25,800