Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2018	Mar. 31, 2018
Current assets:
Cash	$ 935	$ 1,329
Accounts receivable, net of allowance for doubtful accounts of $27 at June 30, 2018 and $27 at March 31, 2018	2,804	2,664
Inventories, net	9,487	9,034
Prepaid expenses and other current assets	593	590
Total current assets	13,819	13,617
Equipment and leasehold improvements, net	15,432	15,734
Restricted cash		65
Other assets	280	291
Total assets	29,531	29,707
Current liabilities:
Line of credit	1,250	500
Current maturities of long-term debt	660	655
Customer deposits	300	133
Accounts payable	3,735	3,527
Accrued expenses	1,000	892
Total current liabilities	6,945	5,707
Long-term debt, less current maturities	5,636	5,790
Other long-term liabilities	98	103
Total liabilities	12,679	11,600
Commitments and contingencies
Stockholders’ equity:
Preferred stock of $0.01 par value, authorized 10,000,000 shares; no shares issued and outstanding
Common stock of $0.02 par value, authorized 50,000,000 shares; 5,788,887 shares issued and outstanding at June 30, 2018 and 5,772,032 at March 31, 2018	116	115
Additional paid-in capital	32,070	32,051
Accumulated deficit	(15,334)	(14,059)
Total stockholders’ equity	16,852	18,107
Total liabilities and stockholders’ equity	$ 29,531	$ 29,707