CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2016	Sep. 30, 2015
Current assets:
Cash and cash equivalents	$ 38,759	$ 39,411
Accounts receivable, net	123,812	102,607
Costs and estimated earnings on long-term contracts, less progress billings of $45,239 and $25,309, respectively	23,756	28,387
Inventories	103,418	99,786
Current portion of deferred tax assets	15,618	15,558
Other current assets	15,594	12,502
Total current assets	320,957	298,251
Property, plant and equipment, net of accumulated depreciation of $80,791 and $76,727, respectively	89,954	77,358
Intangible assets, net of accumulated amortization of $51,881 and $46,292, respectively	204,215	190,748
Goodwill	305,758	291,157
Other assets	7,792	6,694
Total assets	928,676	864,208
Current liabilities:
Short-term borrowings and current maturities of long-term debt	20,890	20,000
Accounts payable	34,195	37,863
Advance payments on long-term contracts, less costs incurred of $36,749 and $49,779, respectively	19,322	18,626
Accrued salaries	20,878	23,373
Current portion of deferred revenue	23,016	21,498
Accrued other expenses	20,750	21,851
Total current liabilities	139,051	143,211
Pension obligations	30,761	30,382
Deferred tax liabilities	78,805	74,469
Other liabilities	4,808	1,964
Long-term debt	78,000	30,000
Total liabilities	331,425	280,026
Shareholders' equity:
Preferred stock, par value $.01 per share, authorized 10,000,000 shares	0	0
Common stock, par value $.01 per share, authorized 50,000,000 shares, issued 30,358,864 and 30,358,864 shares, respectively	304	304
Additional paid-in capital	288,932	286,485
Retained earnings	446,945	433,632
Accumulated other comprehensive loss, net of tax	(32,257)	(32,538)
Total stockholders' equity before Treasury Stock	703,924	687,883
Less treasury stock, at cost: 4,622,497 and 4,542,214 common shares, respectively	(106,673)	(103,701)
Total shareholders' equity	597,251	584,182
Total liabilities and shareholders’ equity	$ 928,676	$ 864,208