Quarterly report pursuant to Section 13 or 15(d)

Deferred Financing Costs (Detail)

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Deferred Financing Costs (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Line Items]    
Deferred financing costs $ 4,127 $ 4,002
Bond issue costs
    
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Line Items]    
Deferred financing costs   3,060
Bank loan fees
    
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Line Items]    
Deferred financing costs $ 4,127 $ 942