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Income Taxes (Tables) | 12 Months Ended
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Sep. 30, 2016
Income Tax Disclosure [Abstract] |
Provision for income taxes for continuing operations (in thousands) |
|  |  |  |  | 2016 |  |  |  | 2015 |  |  |  | 2014 |
| Current: |  |  |  |  |  |  |  |  |  |  |  |  |
| Federal |  |  | $ | 4,807 |  |  |  | 1,803 |  |  |  | 2,820 |
| State |  |  |  | 1,165 |  |  |  | 524 |  |  |  | 1,083 |
|  |  |  |  | 5,972 |  |  |  | 2,327 |  |  |  | 3,903 |
| Deferred |  |  |  | 1,879 |  |  |  | 1,568 |  |  |  | (342 | )
| Total |  |  | $ | 7,851 |  |  |  | 3,895 |  |  |  | 3,561 |
Income tax reconciliation at statutory Federal income tax rate (in thousands) |
|  |  | 2016 |  |  |  | 2015 |  |  |  | 2014 |
Amount computed at statutory |  |  |  |  |  |  |  |  |  |  |  |
Federal rate |  | $ | 6,797 |  |  |  | 3,396 |  |  |  | 3,020 |
State income taxes (net of Federal |  |  |  |  |  |  |  |  |  |  |  |
income tax benefit) |  |  | 1,002 |  |  |  | 504 |  |  |  | 520 |
Other, net |  |  | 52 |  |  |  | (5 | ) |  |  | 21 |
Provision for income taxes |  | $ | 7,851 |  |  |  | 3,895 |  |  |  | 3,561 |
Deferred tax assets and deferred tax liabilities (in thousands) |
|  |  | 2016 |  |  |  | 2015 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Property and equipment |  | $ | 15,197 |  |  |  | 13,100 |
Depletion |  |  | 526 |  |  |  | 496 |
Unrealized rents |  |  | 1,823 |  |  |  | 1,881 |
Prepaid expenses |  |  | 913 |  |  |  | 278 |
Gross deferred tax liabilities |  |  | 18,459 |  |  |  | 15,755 |
Deferred tax assets: |  |  |  |  |  |  |  |
Employee benefits and other |  |  | 2,023 |  |  |  | 1,214 |
Gross deferred tax assets |  |  | 2,023 |  |  |  | 1,214 |
Net deferred tax liability |  | $ | 16,436 |  |  |  | 14,541 |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32639-109319 + Details
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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=65882285&loc=d3e32687-109319 + Details
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- Definition Tabular disclosure of deferred tax liabilities not recognized because of the exceptions to comprehensive recognition of deferred taxes, including a description of the temporary differences, events that would cause the temporary differences to become taxable, the cumulative amounts of the temporary differences and the amounts not recognized as deferred tax liabilities or a statement that the determination of the deferred tax liabilities is not practicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 740 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6487024&loc=d3e29054-158556 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=68052875&loc=d3e28200-109314 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331 + Details
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