Income Taxes (Tables)

12 Months Ended

Sep. 30, 2017

Reconciliation Of The Provision For Income Taxes

The reconciliation of the provision for income taxes to the amount computed by applying the U.S. federal statutory tax rate to earnings before income taxes is as follows:



	2017			2016			2015
Earnings before income taxes:
Domestic	$	77,007		$	82,848		$	78,074
Foreign	104,704			90,012			105,760
Total	$	181,711		$	172,860		$	183,834
Federal statutory income tax rate	35.0		%	35.0		%	35.0		%
Increase (decrease) in income taxes resulting from:
R&D and foreign tax credits	(3.8		)%	(30.6		)%	(2.7		)%
Divestiture impacts	(3.2		)%	—		%	—		%
Foreign tax rates	(2.4		)%	(2.7		)%	(4.8		)%
Equity-based compensation	(1.2		)%	—		%	—		%
Export and manufacturing incentives	(0.9		)%	(1.0		)%	(0.7		)%
Change in valuation allowance for deferred taxes	(0.4		)%	0.9		%	1.1		%
Change in enacted tax rates	—		%	(0.9		)%	(0.3		)%
Repatriated earnings	—		%	26.8		%	—		%
State taxes, net of federal benefit	0.4		%	0.5		%	0.8		%
Other	(0.8		)%	0.5		%	(0.1		)%
Effective income tax rate	22.7		%	28.5		%	28.3		%

Components Of Income Taxes

The components of income taxes are as follows:



	2017			2016			2015
Current:
Federal	$	6,259		$	12,812		$	12,065
Foreign	24,162			29,794			25,844
State	122			2,373			1,051
Total current	30,543			44,979			38,960
Deferred:
Federal	11,624			10,078			10,800
Foreign	(1,986		)	(4,734		)	882
State	1,120			(1,096		)	1,309
Total deferred	10,758			4,248			12,991
Income taxes	$	41,301		$	49,227		$	51,951

Schedule of Deferred Tax Assets And Liabilities

The tax effects of temporary differences that generated deferred tax assets and liabilities are as follows:



	September 30, 2017			October 1, 2016
Deferred tax assets:
Benefit accruals	$	204,017		$	237,261
Inventory reserves	33,879			33,950
Tax benefit carryforwards	9,598			17,349
Contract loss reserves not currently deductible	15,994			10,931
Other accrued expenses	17,689			17,669
Total gross deferred tax assets	281,177			317,160
Less valuation allowance	(4,775		)	(10,938		)
Total net deferred tax assets	$	276,402		$	306,222
Deferred tax liabilities:
Differences in bases and depreciation of property, plant and equipment	$	169,562		$	163,977
Pension	93,602			77,471
Total gross deferred tax liabilities	263,164			241,448
Net deferred tax assets	$	13,238		$	64,774

Schedule of Unrecognized Tax Benefits Roll Forward

A reconciliation of the total amounts of unrecognized tax benefits, excluding interest and penalties, is as follows:



	September 30, 2017			October 1, 2016
Balance at beginning of year	$	498		$	1,184
Reductions as a result of lapse of statute of limitations	(498		)	(686		)
Balance at end of year	$	—		$	498