Consolidated Balance Sheets (Unaudited) - USD ($)	Sep. 30, 2018	Mar. 31, 2018	Sep. 30, 2017	Mar. 31, 2017
Current assets:
Cash and cash equivalents	$ 6,175,000	$ 13,049,000
Short-term investments	3,230,000	2,828,000
Accounts receivable - net	56,085,000	63,174,000
Inventory - net	188,287,000	161,210,000
Inventory unreturned	9,100,000	7,508,000
Contract assets (see Note 8)	24,272,000	23,206,000
Income tax receivable	11,572,000	7,972,000
Prepaid expenses and other current assets	10,200,000	8,608,000
Total current assets	308,921,000	287,555,000
Plant and equipment - net	30,512,000	28,322,000
Long-term deferred income taxes	7,345,000	6,698,000
Long-term contract assets (see Note 8)	230,438,000	222,731,000
Goodwill	2,551,000	2,551,000	$ 2,551,000	$ 2,551,000
Intangible assets - net	3,380,000	3,766,000
Other assets	866,000	804,000
TOTAL ASSETS	584,013,000	552,427,000
Current liabilities:
Accounts payable	92,663,000	73,273,000
Accrued liabilities	10,622,000	12,048,000
Customer finished goods returns accrual	19,961,000	17,805,000
Contract liabilities (see Note 11)	31,488,000	32,603,000
Revolving loan	52,906,000	54,000,000
Other current liabilities	4,970,000	4,471,000
Current portion of term loan	3,685,000	3,068,000
Total current liabilities	216,295,000	197,268,000
Term loan, less current portion	26,032,000	13,913,000
Long-term contract liabilities (see Note 11)	52,535,000	48,183,000
Long-term deferred income taxes	211,000	226,000
Other liabilities	6,776,000	5,957,000
Total liabilities	301,849,000	265,547,000
Commitments and contingencies
Shareholders' equity:
Preferred stock	0	0
Common stock; par value $.01 per share, 50,000,000 shares authorized; 18,799,477 and 18,893,102 shares issued and outstanding at September 30, 2018 and March 31, 2018, respectively	188,000	189,000
Additional paid-in capital	211,593,000	213,609,000
Retained earnings	77,274,000	78,510,000
Accumulated other comprehensive loss	(6,891,000)	(5,428,000)
Total shareholders' equity	282,164,000	286,880,000
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	584,013,000	552,427,000
Series A Junior Participating Preferred Stock [Member]
Shareholders' equity:
Preferred stock	$ 0	$ 0