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Subsequent Event - Additional Information (Detail) (Refinancing of Debt) | 6 Months Ended
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Jun. 30, 2011
Refinancing of Debt |
Subsequent Event [Line Items] |
Date of refinancing, senior secured credit facility | Jul. 28, 2011

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- Definition Date of subsequent event occurrence or of indication that subsequent event occurred. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 855 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662 + Details
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