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Subsequent Events - Senior Secured Notes Redemption Premium Table (Detail)	6 Months Ended
	Jun. 30, 2013
2016 [Member]
Debt Instrument, Redemption [Line Items]
Redemption price	103.875%
2017 [Member]
Debt Instrument, Redemption [Line Items]
Redemption price	101.938%
2018 and Thereafter [Member]
Debt Instrument, Redemption [Line Items]
Redemption price	100.00%

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph e

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

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