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Long-Term Debt - Long-Term Debt (Detail) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Long term debt	$ 364,100,000	$ 340,900,000
Less current maturities	3,750,000	150,000
Long term debt, net current portion	360,313,000	340,664,000
8.75% Senior Secured First Lien Notes [Member]
Debt Instrument [Line Items]
Long term debt		320,900,000
Term Loan [Member]
Debt Instrument [Line Items]
Long term debt	$ 364,100,000	$ 20,000,000

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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