CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2012	Mar. 31, 2011
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME (Unaudited) [Abstract]
Net (loss) income	$ (3,055)	$ 10,356
Other comprehensive (loss) income
Employee pension plan adjustments, net of taxes	0	0
Comprehensive (loss) income	$ (3,055)	$ 10,356

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Reference 9: http://www.xbrl.org/2003/role/presentationRef

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-Glossary Other Comprehensive Income

-URI http://asc.fasb.org/extlink&oid=6519514

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-Name Emerging Issues Task Force (EITF)

-Number 87-21

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Reference 12: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Net Income

-URI http://asc.fasb.org/extlink&oid=6518256

Reference 13: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

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-Subparagraph (SX 210.7-04.19)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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-Name Statement of Financial Accounting Standard (FAS)

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-Name Regulation S-X (SX)

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+ Details

- Definition

The increase (decrease) to accumulated comprehensive income during the period related to benefit plans, after tax, attributable to the parent entity.

+ References

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

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-Publisher AICPA

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-Publisher AICPA

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+ Details

- Definition

This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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+ Details