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2. VARIABLE INTEREST ENTITY (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2012
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Mar. 31, 2013
VIEBalanceSheetMember
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|---|---|---|
| Values and classification of assets that are collateral for the obligations of New PE Holdco | ||
| Cash and cash equivalents | $ 11 | |
| Other current assets | 7,699 | 7,485 |
| Property and equipment | 145,774 | 143,308 |
| Other assets | 2,719 | 3,150 |
| Total assets | 156,192 | 153,954 |
| Current liabilities | 4,287 | 6,598 |
| Long-term debt, including current portion | 100,821 | 103,597 |
| Other liabilities | 207 | 220 |
| Total liabilities | $ 105,315 | $ 110,415 |
| X | ||||||||||
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- Definition
Cash and cash equivalents used as collateral for New PE Holdco No definition available.
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| X | ||||||||||
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- Definition
Current liabilites used as collateral for New PE Holdco No definition available.
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| X | ||||||||||
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- Definition
Long-term debt including current portion No definition available.
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| X | ||||||||||
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- Definition
Other assets used as collateral for New PE Holdco No definition available.
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| X | ||||||||||
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- Definition
Other current assets used as collateral for New PE Holdco No definition available.
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| X | ||||||||||
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- Definition
Other liabilites used as collateral for New PE Holdco No definition available.
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| X | ||||||||||
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- Definition
Property and equipment used as collateral for New PE Holdco No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The carrying amount of the consolidated Variable Interest Entity's liabilities included in the reporting entity's statement of financial position. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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