CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2017	Sep. 30, 2016
Current assets:
Cash and cash equivalents	$ 53,500	$ 53,825
Accounts receivable, net	119,674	121,486
Costs and estimated earnings on long-term contracts, less progress billings of $39,897 and $31,129, respectively	36,261	28,746
Inventories	117,509	105,542
Other current assets	16,600	13,884
Total current assets	343,544	323,483
Property, plant and equipment, net of accumulated depreciation of $92,736 and $84,454, respectively	116,945	92,405
Intangible assets, net of accumulated amortization of $64,380 and $56,955, respectively	265,273	231,759
Goodwill	353,984	323,616
Other assets	5,379	7,108
Total assets	1,085,125	978,371
Current liabilities:
Current maturities of long-term debt	20,000	20,000
Accounts payable	42,442	42,074
Advance payments on long-term contracts, less costs incurred of $41,754 and $35,266, respectively	22,444	16,187
Accrued salaries	22,285	28,769
Current portion of deferred revenue	31,090	27,212
Accrued other expenses	24,080	23,834
Total current liabilities	162,341	158,076
Pension obligations	40,189	39,842
Deferred tax liabilities	84,134	69,562
Other liabilities	14,826	5,782
Long-term debt	150,000	90,000
Total liabilities	451,490	363,262
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 30,364,183 and 30,364,183 shares, respectively	304	304
Additional paid-in capital	293,169	290,588
Retained earnings	489,033	471,272
Accumulated other comprehensive loss, net of tax	(41,201)	(39,283)
Total stockholders' equity before Treasury Stock	741,305	722,881
Less treasury stock, at cost: 4,641,022 and 4,647,322 common shares, respectively	(107,670)	(107,772)
Total shareholders’ equity	633,635	615,109
Total liabilities and shareholders’ equity	$ 1,085,125	$ 978,371