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Income Taxes Deferred Tax Liability Not Recognized (Table) (Tables) | 12 Months Ended
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Dec. 31, 2012
Income Tax Disclosure [Abstract] |
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] | Significant components of our deferred tax assets and liabilities, reported separately in the accompanying combined financial statements, as of December 31, 2012 and 2011, are as follows (in thousands):
|  | December 31,
|  | 2012 |  | 2011
Current Deferred Taxes: |  |  |  |
Accrued reserves |  | $ | 1 |  |  | $ | 60 |
Tank and pipeline inspection liabilities |  | 2 |  |  | 113 |
Contingent liabilities |  | 11 |  |  | 632 |
Valuation allowance |  | — |  |  | (72 | )
Total current deferred tax assets |  | 14 |  |  | 733 |
Non-Current Deferred Taxes: |  |  |  |
Depreciation and amortization |  | (36 | ) |  | (17,011 | )
Net operating loss carryforwards |  | — |  |  | 626 |
Stock-based compensation |  | — |  |  | 237 |
Asset retirement obligations |  | 1 |  |  | 280 |
ASC 815 derivatives |  | — |  |  | (6 | )
Deferred revenue |  | — |  |  | 343 |
Tank and pipeline inspection liabilities |  | 6 |  |  | 1,145 |
Contingent liabilities |  | 13 |  |  | 1,684 |
State bonus depreciation |  | — |  |  | 129 |
Other |  | (1 | ) |  | (11 | )
Valuation allowance |  | — |  |  | (6,914 | )
Total non-current deferred tax liabilities |  | (17 | ) |  | (19,498 | )
Total net deferred tax liabilities |  | $ | (3 | ) |  | $ | (18,765 | )

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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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