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Income Tax Expense (Tables) | 12 Months Ended
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Sep. 30, 2017
Income Tax Disclosure [Abstract] |
Total income tax expense (benefit) | Total income tax expense (benefit) for 2017, 2016 and 2015 was allocated to income tax expense as follows:
(Dollars in thousands) |  | 2017 |  | 2016 |  | 2015 |
Income tax expense from Continuing Operations |  | $ | 26,450 |  |  | 22,538 |  |  | 19,785 |
Income tax expense from Discontinued Operations |  |  | – |  |  | – |  |  | 390 |
Total income tax expense |  | $ | 26,450 |  |  | 22,538 |  |  | 20,175 |
Components Of Income From Continuing Operations Before Income Taxes | The components of income from continuing operations before income taxes for 2017, 2016 and 2015 consisted of the following:
(Dollars in thousands) |  | 2017 |  | 2016 |  | 2015 |
United States |  | $ | 72,353 |  |  | 62,353 |  |  | 56,661 |
Foreign |  |  | 7,800 |  |  | 6,067 |  |  | 4,860 |
Total income before income taxes |  | $ | 80,153 |  |  | 68,420 |  |  | 61,521 |
Principal Components Of Income Tax Expense (Benefit) From Continuing Operations | The principal components of income tax expense (benefit) from continuing operations for 2017, 2016 and 2015 consist of:
(Dollars in thousands) |  | 2017 |  | 2016 |  | 2015 |
Federal: |  |  |  |  |  |  |  |  |  |
Current |  | $ | 21,448 |  |  | 19,236 |  |  | 11,906 |
Deferred |  |  | 628 |  |  | (909) |  |  | 5,406 |
State and local: |  |  |  |  |  |  |  |  |  |
Current |  |  | 1,795 |  |  | 1,674 |  |  | 867 |
Deferred |  |  | (49) |  |  | (222) |  |  | 16 |
Foreign: |  |  |  |  |  |  |  |  |  |
Current |  |  | 4,450 |  |  | 1,899 |  |  | 1,525 |
Deferred |  |  | (1,822) |  |  | 860 |  |  | 65 |
Total |  | $ | 26,450 |  |  | 22,538 |  |  | 19,785 |
Schedule Of Actual Income Tax Expense (Benefit) From Continuing Operations | The actual income tax expense (benefit) from continuing operations for 2017, 2016 and 2015 differs from the expected tax expense for those years (computed by applying the U.S. Federal corporate statutory rate) as follows:
|  | 2017 |  | 2016 |  | 2015 |
Federal corporate statutory rate |  |  | 35.0 | % |  | 35.0 | % |  | 35.0 | %
State and local, net of Federal benefits |  |  | 2.4 |  |  | 2.0 |  |  | 1.2 |
Foreign |  |  | (0.1) |  |  | (1.0) |  |  | (1.5) |
Research credit |  |  | (1.1) |  |  | (2.5) |  |  | (1.8) |
Domestic production deduction |  |  | (2.7) |  |  | (2.8) |  |  | (2.6) |
Change in uncertain tax positions |  |  | – |  |  | – |  |  | (0.2) |
Executive compensation |  |  | (0.1) |  |  | 0.9 |  |  | 0.9 |
Valuation allowance |  |  | (0.3) |  |  | 1.8 |  |  | 1.0 |
Other, net |  |  | (0.1) |  |  | (0.5) |  |  | 0.2 |
Effective income tax rate |  |  | 33.0 | % |  | 32.9 | % |  | 32.2 | %
Tax Effects Of Temporary Differences That Give Rise To Significant Portions Of The Deferred Tax Assets And Liabilities | The tax effects of temporary differences that give rise to significant portions of the deferred tax assets and liabilities at September 30, 2017 and 2016 are presented below:
(Dollars in thousands) |  | 2017 |  | 2016 |
Deferred tax assets: |  |  |  |  |  |  |
Inventories |  | $ | 9,639 |  |  | 7,553 |
Pension and other postretirement benefits |  |  | 11,345 |  |  | 13,978 |
Net operating and capital loss carryforwards — domestic |  |  | 501 |  |  | 372 |
Net operating loss carryforward — foreign |  |  | 4,486 |  |  | 4,991 |
Other compensation-related costs and other cost accruals |  |  | 12,104 |  |  | 13,678 |
State credit carryforward |  |  | 2,098 |  |  | 1,944 |
Total deferred tax assets |  |  | 40,173 |  |  | 42,516 |
Deferred tax liabilities: |  |  |  |  |  |  |
Goodwill |  |  | (4,874) |  |  | (15,528) |
Acquisition assets |  |  | (91,752) |  |  | (69,934) |
Depreciation, software amortization |  |  | (24,092) |  |  | (20,285) |
Net deferred tax liabilities before valuation allowance |  |  | (80,545) |  |  | (63,231) |
Less valuation allowance |  |  | (4,440) |  |  | (5,711) |
Net deferred tax liabilities |  | $ | (84,985) |  |  | (68,942) |

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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=84230637&loc=d3e32639-109319 + Details
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