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Long-Term Debt - Additional Information (Detail) (USD $)
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3 Months Ended | 12 Months Ended | 0 Months Ended | 12 Months Ended | 12 Months Ended | 3 Months Ended | |||||||||||
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Dec. 31, 2011
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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Aug. 02, 2013
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Jul. 27, 2010
8.75% Senior Secured First Lien Notes [Member]
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Dec. 31, 2013
8.75% Senior Secured First Lien Notes [Member]
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Dec. 31, 2012
8.75% Senior Secured First Lien Notes [Member]
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Dec. 31, 2013
8.75% Senior Secured First Lien Notes [Member]
Twelve Months Beginning August 1, 2013, Term Four [Member]
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Dec. 31, 2013
8.75% Senior Secured First Lien Notes [Member]
Twelve Months Beginning August 1, 2014, Term Four [Member]
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Dec. 31, 2013
8.75% Senior Secured First Lien Notes [Member]
Twelve Months Beginning August 1, 2015, Term Four [Member]
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Dec. 31, 2013
8.75% Senior Secured First Lien Notes [Member]
Twelve Months Beginning August 1, 2016, Term Four [Member]
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Dec. 31, 2013
8.75% Senior Secured First Lien Notes [Member]
Prior to August 1, 2013 Term One [Member]
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Dec. 31, 2013
8.75% Senior Secured First Lien Notes [Member]
Prior to August 1, 2013, Term Two [Member]
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Dec. 31, 2013
8.75% Senior Secured First Lien Notes [Member]
Prior to August 1, 2013, Term Three [Member]
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Dec. 31, 2012
Notes Payable to Banks [Member]
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Jun. 30, 2012
Notes Payable to Banks [Member]
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| Debt Instrument [Line Items] | |||||||||||||||||
| Interest expense related to amortization of the bond discount | $ 300,000 | $ 600,000 | |||||||||||||||
| Interest rate of notes | 8.75% | 8.75% | |||||||||||||||
| Aggregate principal amount of Senior Secured First Lien Notes | 400,000,000 | ||||||||||||||||
| Notes face amount percentage, net of discount | 98.722% | ||||||||||||||||
| Notes maturity date | Aug. 01, 2017 | ||||||||||||||||
| Net proceeds from the sale of notes | 375,000,000 | 20,000,000 | 388,000,000 | ||||||||||||||
| Discount on bond | 5,000,000 | ||||||||||||||||
| Fees for sale of notes | 7,000,000 | ||||||||||||||||
| Principal amount repurchased | 16,200,000 | 16,200,000 | 324,000,000 | 40,000,000 | 20,000,000 | ||||||||||||
| Gain (loss) on debt extinguishment | 400,000 | (29,675,000) | (3,743,000) | (423,000) | 2,500,000 | 1,200,000 | |||||||||||
| Redemption price for the redeemed notes | 103.00% | 103.00% | |||||||||||||||
| Rate on priority on principal amount with net proceeds at redemption | 10.00% | 35.00% | |||||||||||||||
| Redemption price on principal amount with net proceeds, accrued and unpaid expense | 106.563% | 104.375% | 102.188% | 100.00% | 103.00% | 108.75% | 100.00% | ||||||||||
| Rate on principal amount outstanding | 65.00% | ||||||||||||||||
| Redemption closing date | 60 days | ||||||||||||||||
| Redemption of Notes upon change in control, amount as percentage of principal amount including interest | 101.00% | ||||||||||||||||
| Redemption of Notes declaration of acceleration written percentage of principal amount | 25.00% | ||||||||||||||||
| Carrying amount of notes | 320,900,000 | ||||||||||||||||
| Fair value of notes | $ 364,100,000 | $ 371,300,000 | $ 351,300,000 | ||||||||||||||