Long-Term Debt - Long-Term Debt (Parenthetical) (Detail) (8.75% Senior Secured First Lien Notes [Member], USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
8.75% Senior Secured First Lien Notes [Member]
Debt Instrument [Line Items]
Long term debt, discount amount	$ 0	$ 3.0

The amount of debt premium that was originally recognized at the issuance of the instrument that has yet to be amortized.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

Name:	us-gaap_DebtInstrumentUnamortizedPremium
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant