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Income Tax Schedule of Effective Income Tax Reconciliation (Tables) | 9 Months Ended
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Sep. 30, 2013
Income Tax Contingency [Line Items] |
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] | The income tax expense for the three and nine months ended September 30, 2012 primarily are those of our Predecessor.
| Three Months Ended |  | Nine Months Ended
| September 30, 2012 |  | September 30, 2013 |  | September 30, 2012 |  | September 30, 2013
| Predecessor |  |  |  |  |  | Predecessor |  |  |  |
| (in thousands) |  | Tax rate % |  | (in thousands) |  | Tax rate % |  | (in thousands) |  | Tax rate % |  | (in thousands) |  | Tax rate %
Tax at statutory federal rate | $ | 1,875 |  |  | 35.0 | % |  | $ | 3,410 |  |  | 35.0 | % |  | $ | 4,832 |  |  | 35.0 | % |  | $ | 9,731 |  |  | 35.0 | %
Partnership earnings not subject to tax | (202 | ) |  | (3.8 | )% |  | (3,410 | ) |  | (35.0 | )% |  | (202 | ) |  | (1.5 | )% |  | (9,731 | ) |  | (35.0 | )%
Corporate subsidiary earnings subject to tax | — |  |  | — | % |  | 68 |  |  | 0.7 | % |  | — |  |  | — | % |  | 80 |  |  | 0.3 | %
State and local tax, net of federal benefit | 53 |  |  | 1.0 | % |  | 77 |  |  | 0.8 | % |  | 150 |  |  | 1.1 | % |  | 218 |  |  | 0.8 | %
Other | 13 |  |  | 0.3 | % |  | — |  |  | — | % |  | 33 |  |  | 0.3 | % |  | — |  |  | — | %
Tax expense per financial statement | $ | 1,739 |  |  | 32.5 | % |  | $ | 145 |  |  | 1.5 | % |  | $ | 4,813 |  |  | 34.9 | % |  | $ | 298 |  |  | 1.1 | %

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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 + Details
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