Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Sep. 30, 2011
ASSETS
Cash and cash equivalents	$ 27,071	$ 34,158
Accounts receivable, net	136,425	144,083
Costs and estimated earnings on long-term contracts, less progress billings of $20,994 and $11,416, respectively	9,636	12,974
Inventories	111,532	96,986
Current portion of deferred tax assets	20,562	20,630
Other current assets	22,463	19,523
Total current assets	327,689	328,354
Property, plant and equipment, net	73,269	73,067
Intangible assets, net	231,872	231,848
Goodwill	361,786	361,864
Other assets	17,746	16,704
Total assets	1,012,362	1,011,837
LIABILITIES AND SHAREHOLDERS' EQUITY
Short-term borrowings and current portion of long-term debt	126,365	50,000
Accounts payable	51,662	54,037
Advance payments on long-term contracts, less costs incurred of $29,476 and $30,925, respectively	20,949	23,667
Accrued salaries	21,059	26,040
Current portion of deferred revenue	23,211	24,499
Accrued other expenses	27,088	27,594
Total current liabilities	270,334	205,837
Pension obligations	32,476	33,439
Deferred tax liabilities	85,385	85,313
Other liabilities	11,676	11,538
Long-term debt, less current portion		75,000
Total liabilities	399,871	411,127
Shareholders' equity:
Preferred stock, par value $.01 per share, authorized 10,000,000 shares
Common stock, par value $.01 per share, authorized 50,000,000 shares, issued 30,037,750 and 29,956,904 shares, respectively	300	300
Additional paid-in capital	276,850	275,807
Retained earnings	414,382	403,241
Accumulated other comprehensive loss, net of tax	(19,732)	(19,191)
Total shareholders' equity before treasury stock	671,800	660,157
Less treasury stock, at cost: 3,312,426 and 3,320,926 common shares, respectively	(59,309)	(59,447)
Total shareholders' equity	612,491	600,710
Total liabilities and shareholders' equity	$ 1,012,362	$ 1,011,837