Consolidated Balance Sheets - USD ($)	Mar. 31, 2017	Mar. 31, 2016
Assets
Cash and cash equivalents	$ 14,247,000	$ 23,497,000
Accounts receivable, net of allowance for doubtful accounts of $4,084 and $7,808	128,544,000	139,222,000
Inventories, net	25,382,000	42,703,000
Costs/estimated earnings in excess of billings on uncompleted contracts	71,930,000	66,664,000
Other assets	28,544,000	27,315,000
Total current assets	268,647,000	299,401,000
Property, plant and equipment, net	29,103,000	34,474,000
Goodwill, net	0	0
Intangibles, net	68,820,000	78,181,000
Deferred tax asset	53,539,000	57,065,000
Other assets	7,008,000	6,673,000
Total assets	427,117,000	475,794,000
Liabilities
Accounts payable	69,858,000	56,774,000
Accrued compensation and benefits	21,576,000	21,493,000
Deferred revenue	31,624,000	29,441,000
Billings in excess of costs/estimated earnings on uncompleted contracts	16,536,000	20,411,000
Other liabilities	37,919,000	42,234,000
Total current liabilities	177,513,000	170,353,000
Long-term debt	88,782,000	119,663,000
Other liabilities	19,173,000	29,545,000
Total liabilities	285,468,000	319,561,000
Stockholders’ equity
Preferred stock authorized 5,000, par value $1.00, none issued	0	0
Common stock authorized 100,000, par value $.001, 14,960 and 15,018 shares outstanding, 26,654 and 26,470 issued	26,000	26,000
Additional paid-in capital	506,449,000	501,839,000
Retained earnings	66,246,000	80,553,000
Accumulated other comprehensive income (loss)	(15,481,000)	(13,075,000)
Treasury stock, at cost 11,694 and 11,452 shares	(415,591,000)	(413,110,000)
Total stockholders’ equity	141,649,000	156,233,000
Total liabilities and stockholders’ equity	$ 427,117,000	$ 475,794,000