CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2015	Sep. 30, 2014
Current Assets:
Cash and cash equivalents	$ 43,569	$ 103,118
Accounts receivable, less allowance for doubtful accounts of $746 and $1,577	101,784	107,162
Costs and estimated earnings in excess of billings on uncompleted contracts	104,793	95,970
Inventories	32,891	32,815
Income taxes receivable	1,232	2,804
Deferred income taxes	3,910	5,297
Prepaid expenses	5,004	5,870
Other current assets	3,916	4,291
Total Current Assets	297,099	357,327
Property, plant and equipment, net	154,594	156,896
Goodwill and intangible assets, net	2,393	2,907
Deferred income taxes	2,288	11,422
Other assets	10,117	8,224
Long-term receivable (Note E)	2,333	4,667
Total Assets	468,824	541,443
Current Liabilities:
Current maturities of long-term debt and capital lease obligations	400	400
Income taxes payable	784	705
Accounts payable	48,008	70,209
Accrued salaries, bonuses and commissions	19,223	25,206
Billings in excess of costs and estimated earnings on uncompleted contracts	42,057	48,702
Accrued product warranty	4,930	4,557
Other accrued expenses	7,521	6,291
Deferred credit ─ short term (Note E)	2,029	2,029
Total Current Liabilities	124,952	158,099
Long-term debt and capital lease obligations, net of current maturities	2,400	2,800
Deferred compensation	4,950	4,226
Other long-term liabilities	723	655
Deferred credit ─ long term (Note E)	2,537	4,566
Total Liabilities	$ 135,562	$ 170,346
Commitments and Contingencies (Note G)
Stockholders' Equity:
Preferred stock, par value $.01; 5,000,000 shares authorized; none issued
Common stock, par value $.01; 30,000,000 shares authorized; 12,100,459 and 12,031,243 shares issued and outstanding, respectively	$ 121	$ 120
Additional paid-in capital	48,507	46,267
Retained earnings	328,294	331,213
Treasury stock, 670,181 shares at cost	(21,259)
Accumulated other comprehensive loss	(22,401)	(6,503)
Total Stockholders' Equity	333,262	371,097
Total Liabilities and Stockholders' Equity	$ 468,824	$ 541,443