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Income Taxes (Tables) | 3 Months Ended
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Dec. 31, 2017
Income Tax Disclosure [Abstract] |
Schedule of reconciliation of the statutory income tax rate to the effective tax rate | A reconciliation of the statutory income tax rate to the effective tax rate is as follows:
|  | Three Months Ended December 31,
|  | 2017 |  | 2016
Income taxes computed at the federal statutory rate |  | 24.5 | % |  | 35.0 | %
State taxes, net of federal benefit |  | 2.5 | % |  | 2.5 | %
Tax Cuts and Jobs Act transitional impact (1) |  | 9.6 | % |  | — | %
Permanent items (2) |  | (2.9 | )% |  | — | %
Net income attributable to noncontrolling interest |  | (10.4 | )% |  | (16.9 | )%
Total |  | 23.3 | % |  | 20.6 | %
(1) | Transitional impact is the $19,817 adjustment to our deferred tax asset due to the reduction in our corporate income tax rate under the Tax Act.
(2) | Permanent items include the $24,710 reduction in our liability related to the tax receivable agreement with ABP Trust as discussed in Note 7.

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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=84230637&loc=d3e32687-109319 + Details
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