Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Sep. 30, 2020	Mar. 31, 2020
Current assets:
Cash	$ 4,253,000	$ 2,417,000
Accounts receivable, net of allowance for doubtful accounts of $34 at September 30, 2020 and $13 at March 31, 2020	2,083,000	2,154,000
Inventories, net	10,074,000	9,653,000
Prepaid expenses and other current assets	433,000	504,000
Total current assets	16,843,000	14,728,000
Equipment and leasehold improvements, net	12,590,000	13,042,000
Operating lease right-of-use assets, net	3,678,000	3,834,000
Other assets	142,000	183,000
Total assets	33,253,000	31,787,000
Current liabilities:
Accounts payable	2,300,000	2,137,000
Accrued expenses	978,000	849,000
Customer deposits	198,000	327,000
Operating lease obligations, current portion	333,000	319,000
Short-term contract obligation		38,000
Line of credit	2,000,000	2,000,000
Current maturities of long-term debt	2,197,000	689,000
Total current liabilities	8,006,000	6,359,000
Long-term debt, less current maturities	5,550,000	6,009,000
Long-term operating lease obligations	3,349,000	3,519,000
Other long-term liabilities	37,000	54,000
Total liabilities	16,942,000	15,941,000
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; issued and outstanding 6,097,073 shares at September 30, 2020 and 6,011,885 shares at March 31, 2020	122,000	120,000
Additional paid-in capital	33,164,000	32,994,000
Accumulated deficit	(16,975,000)	(17,268,000)
Total stockholders’ equity	16,311,000	15,846,000
Total liabilities and stockholders’ equity	$ 33,253,000	$ 31,787,000