Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Cash flows from operating activities
Net income	$ 1,409	$ 2,379	$ 2,514
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred income taxes	710	1,414	286
Depreciation of property and equipment	768	901	907
Stock-based compensation	300	279	331
Amortization of intangible assets	733	644	504
Change in fair value of contingent consideration	25	(181)	(619)
Gain on sale of discontinued operation, net of tax	(89)	(1,465)	(1,180)
Loss on disposal of equipment			1
Loss on impairment of intangible asset	108
Changes in operating assets and liabilities, net of effects of discontinued operation:
Accounts receivable	(1,403)	135	(1,826)
Net costs and estimated earnings in excess of billings	(34)	(570)	(902)
Inventories	(81)	(11)	79
Prepaid expenses and other assets	140	(793)	284
Accounts payable and accrued expenses	688	461	289
Net cash provided by operating activities	3,274	3,193	668
Cash flows from investing activities
Purchases of property and equipment	(452)	(815)	(337)
Capitalized software	(301)	(190)	(138)
Cash paid for business combination			(969)
Net proceeds from sale of business segment	(26)	1,372	11,446
Net cash (used in) provided by investing activities	(779)	367	10,002
Cash flows from financing activities
Payments on long-term debt		(634)	(2,330)
Deferred payment for prior business combination	(659)	(700)	(788)
Repurchases of common stock	(339)	(2,477)	(754)
Proceeds from stock option exercises	270	252	85
Issuance of common stock pursuant to restricted stock units	(31)	(24)
Net cash used in financing activities	(759)	(3,583)	(3,787)
Increase (decrease) in cash and cash equivalents	1,736	(23)	6,883
Cash and cash equivalents at beginning of period	18,678	18,701	11,818
Cash and cash equivalents at end of period	20,414	18,678	18,701
Cash paid during the year for:
Interest	33	45	111
Income taxes	128	339	439
Supplemental schedule of non-cash investing and financing activities:
Liabilities incurred for business combinations			971
Issuance of common stock for vested restricted stock units	$ 6	$ 5	$ 5