Annual report pursuant to Section 13 and 15(d)

Intangible Assets and Goodwill - Definite Life Intangible Assets (Detail)

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Intangible Assets and Goodwill - Definite Life Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]    
Less accumulated amortization $ (11,587) $ (10,032)
Definite life intangibles, net 8,331 9,886
Favorable Lease Agreements [Member]
   
Finite-Lived Intangible Assets [Line Items]    
Definite life intangibles, gross $ 19,918 $ 19,918