Senior Notes	3 Months Ended
Mar. 31, 2012
Senior Notes [Abstract]
SENIOR NOTES	7. SENIOR NOTES During the three-month period ended March 31, 2012, the Company repurchased $25.5 million aggregate principal amount of its outstanding senior unsecured notes with a maturity date of March 2016 at a premium to par, resulting in a loss on debt retirement of $5.6 million.

The entire disclosure for long-term debt.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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