Income Taxes (Tables)

12 Months Ended

Sep. 30, 2012

Income Tax Expense [Abstract]

Components Of Income From Continuing Operations Before Income Taxes

(Dollars in thousands)		2012	2011	2010
United States	$	67,297	73,275	66,639
Foreign		4,387	3,683	3,026
Total income before income taxes	$	71,684	76,958	69,665

Principal Components Of Income Tax Expense (Benefit) From Continuing Operations

(Dollars in thousands)		2012		2011		2010
Federal
Current	$	16,868		15,708		17,585
Deferred		4,084		5,578		4,199
State and local:
Current		1,659		2,218		2,193
Deferred		531		580		230
Foreign:
Current		1,897		3,104		1,130
Deferred		(234	)	(2,731	)	(518	)
Total	$	24,805		24,457		24,819

Schedule Of Actual Income Tax Expense (Benefit) From Continuing Operations

	2012		2011		2010
Federal corporate statutory rate	35.0	%	35.0	%	35.0	%
State and local, net of Federal benefits	3.3		3.6		3.1
Foreign	0.1		(2.2	)	(1.5	)
Research credit	(0.4	)	(2.0	)	0.3
Domestic production deduction	(2.4	)	(2.5	)	(1.9	)
Change in uncertain tax positions	(2.6	)	(0.5	)	0.1
Purchase accounting adjustment	0.7		—		—
Other, net	0.9		0.4		0.5
Effective income tax rate	34.6	%	31.8	%	35.6	%

Tax Effects Of Temporary Differences That Give Rise To Significant Portions Of The Deferred Tax Assets And Liabilities

(Dollars in thousands)		2012		2011
Deferred tax assets:
Inventories, long-term contract accounting,
contract cost reserves and other	$	7,819		6,029
Pension and other postretirement benefits		13,437		11,341
Net operating loss carryforward—domestic		562		687
Net operating loss carryforward—foreign		3,841		3,419
Capital loss carryforward		240		240
Other compensation-related costs
and other cost accruals		17,589		17,316
State credit carryforward		997		1,240
Total deferred tax assets		44,485		40,272
Deferred tax liabilities:
Plant and equipment, depreciation methods,
acquisition asset allocations, and other		(109,905	)	(104,082	)
Net deferred tax liabilities before
valuation allowance		(65,420	)	(63,810	)
Less valuation allowance		(942	)	(873	)
Net deferred tax liabilities	$	(66,362	)	(64,683	)

Reconciliation Of Unrecognized Tax Benefits

(Dollars in millions)		2012		2011
Balance as of October 1,	$	3.6		3.2
Increases related to prior year tax positions		—		0.7
Decreases related to prior year tax positions		(0.3	)	—
Increases related to current year tax positions		0.1		0.2
Lapse of statute of limitations		(1.6	)	(0.5	)
Balance as of September 30,	$	1.8		3.6