CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 30	$ 493
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Loss on disposal of equipment and leasehold improvements	5	22
Depreciation and amortization	240	192
Amortization of debt issue costs and other assets	10	11
Share based compensation expense	178	125
Reduction of allowance for doubtful accounts		(10)
Reduction of inventory reserve	(1)
Deferred income tax provision	106
Net (increase) decrease in assets:
Accounts receivable	(130)	(354)
Inventories	(523)	459
Prepaid expenses and other assets	(438)	(9)
Net increase (decrease) in liabilities:
Customer deposits	(4)	(13)
Accounts payable	357	(237)
Accrued expenses	(121)	(468)
Deferred rent		4
Net cash (used in) provided by operating activities	(291)	215
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from restricted cash	644
Investment in equipment and leasehold improvements	(1,611)	(566)
Net cash used in investing activities	(967)	(566)
CASH FLOWS FROM FINANCING ACTIVITIES:
Principal payments on long-term debt	(8)	(58)
Proceeds from stock options exercised	6
Net cash used in financing activities	(2)	(58)
Net decrease in cash and cash equivalents	(1,260)	(409)
Cash and cash equivalents at beginning of period	4,364	5,061
Cash and cash equivalents at end of period	3,104	4,652
Cash paid during the period for:
Interest	75	13
Income taxes	$ 5