Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Sep. 30, 2013
Current Assets:
Cash and cash equivalents	$ 103,724	$ 107,411
Accounts receivable, less allowance for doubtful accounts of $673 and $572, respectively	100,066	112,074
Costs and estimated earnings in excess of billings on uncompleted contracts	78,106	79,420
Inventories, net	28,557	28,963
Income taxes receivable	2,749	3,022
Deferred income taxes	5,407	4,490
Prepaid expenses and other current assets	5,057	6,551
Current assets held for sale	20,903	15,409
Total Current Assets	344,569	357,340
Property, plant and equipment, net	146,272	144,495
Goodwill	1,003	1,003
Intangible assets, net	2,289	11,612
Deferred income taxes	10,465	9,016
Other assets	14,849	7,293
Long-term assets held for sale	155	144
Total Assets	519,602	530,903
Current Liabilities:
Current maturities of long-term debt and capital lease obligations	400	416
Income taxes payable	10,195	4,647
Accounts payable	50,539	55,528
Accrued salaries, bonuses and commissions	16,451	25,799
Billings in excess of costs and estimated earnings on uncompleted contracts	34,130	48,334
Accrued product warranty	5,010	5,282
Other accrued expenses	8,419	10,209
Deferred credit-short term	2,029
Current liabilities held for sale	19,006	17,848
Total Current Liabilities	146,179	168,063
Long-term debt and capital lease obligations, net of current maturities	2,800	3,200
Deferred compensation	4,031	3,480
Postretirement benefit obligation	757	730
Deferred credit-long term	6,088
Long-term liabilities held for sale	191	204
Total Liabilities	160,046	175,677
Commitments and Contingencies (Note F)
Stockholders’ Equity:
Preferred stock, par value $.01; 5,000,000 shares authorized; none issued
Common stock, par value $.01; 30,000,000 shares authorized; 11,994,712 and 11,970,967 shares issued and outstanding, respectively	120	119
Additional paid-in capital	43,854	43,193
Retained earnings	319,249	313,987
Accumulated other comprehensive loss	(3,667)	(2,073)
Total Stockholders’ Equity	359,556	355,226
Total Liabilities and Stockholders’ Equity	$ 519,602	$ 530,903