CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2019	Sep. 30, 2018
Current assets:
Cash and cash equivalents	$ 34,955	$ 30,477
Accounts receivable, net	159,923	163,740
Contract assets	100,540	53,034
Inventories	124,493	135,416
Other current assets	16,048	13,356
Total current assets	435,959	396,023
Property, plant and equipment, net of accumulated depreciation of $120,886 and $115,728, respectively	132,806	134,954
Intangible assets, net of accumulated amortization of $101,546 and $92,274, respectively	338,514	345,353
Goodwill	381,304	381,652
Other assets	5,380	7,140
Total assets	1,293,963	1,265,122
Current liabilities:
Current maturities of long-term debt	20,000	20,000
Accounts payable	58,090	63,033
Contract liabilities	55,453	49,035
Accrued salaries	27,239	29,379
Accrued other expenses	41,163	39,083
Total current liabilities	201,945	200,530
Pension obligations	15,991	16,286
Deferred tax liabilities	62,938	64,794
Other liabilities	21,693	24,102
Long-term debt	197,000	200,000
Total liabilities	499,567	505,712
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 30,633,742 and 30,534,786 shares, respectively	305	305
Additional paid-in capital	293,612	291,190
Retained earnings	643,018	606,837
Accumulated other comprehensive loss, net of tax	(35,280)	(31,528)
Total stockholders' equity before Treasury Stock	901,655	866,804
Less treasury stock, at cost: 4,615,627 and 4,623,958 common shares, respectively	(107,259)	(107,394)
Total shareholders' equity	794,396	759,410
Total liabilities and shareholders' equity	$ 1,293,963	$ 1,265,122