CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Sep. 30, 2015
Current assets:
Cash and cash equivalents	$ 40,542	$ 39,411
Accounts receivable, net	115,158	102,607
Costs and estimated earnings on long-term contracts, less progress billings of $40,694 and $25,309, respectively	25,781	28,387
Inventories	105,534	99,786
Current portion of deferred tax assets	16,657	15,558
Other current assets	18,188	12,502
Total current assets	321,860	298,251
Property, plant and equipment, net of accumulated depreciation of $83,154 and $76,727, respectively	89,037	77,358
Intangible assets, net of accumulated amortization of $54,832 and $46,292, respectively	203,871	190,748
Goodwill	305,704	291,157
Other assets	7,776	6,694
Total assets	928,248	864,208
Current liabilities:
Short-term borrowings and current maturities of long-term debt	21,458	20,000
Accounts payable	34,543	37,863
Advance payments on long-term contracts, less costs incurred of $51,069 and $49,779, respectively	20,311	18,626
Accrued salaries	22,533	23,373
Current portion of deferred revenue	24,190	21,498
Accrued other expenses	20,856	21,851
Total current liabilities	143,891	143,211
Pension obligations	30,838	30,382
Deferred tax liabilities	79,339	74,469
Other liabilities	4,923	1,964
Long-term debt	65,000	30,000
Total liabilities	323,991	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	289,766	286,485
Retained earnings	456,415	433,632
Accumulated other comprehensive loss, net of tax	(34,398)	(32,538)
Total stockholders' equity before Treasury Stock	712,087	687,883
Less treasury stock, at cost: 4,650,922 and 4,542,214 common shares, respectively	(107,830)	(103,701)
Total shareholders' equity	604,257	584,182
Total liabilities and shareholders’ equity	$ 928,248	$ 864,208