Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Current assets:
Cash	$ 5,502,000	$ 7,007,000	[1]
Investments	735,000	258,000	[1]
Accounts receivable, net of allowance for doubtful accounts of $58,000 and $64,000 as of June 30, 2019 and December 31, 2018	5,185,000	4,935,000	[1]
Accounts receivable, related party	837,000	383,000	[1]
Inventories	10,869,000	9,878,000	[1]
Right-of-use assets	675,000		[1]
Prepaid expenses	3,410,000	3,999,000	[1]
Total current assets	27,213,000	26,460,000	[1]
Property and equipment, net	3,232,000	3,244,000	[1]
Goodwill	55,000	55,000	[1]
Definite-lived intangible assets, net	14,000	16,000	[1]
Right-of-use assets, net of current portion	2,414,000		[1]
Equity investment in unconsolidated affiliate	4,841,000	4,480,000	[1]
Total assets	37,769,000	34,255,000	[1]
Current liabilities:
Accounts payable	696,000	578,000	[1]
Accrued liabilities	699,000	1,342,000	[1]
Lease liabilities	666,000		[1]
Total current liabilities	2,061,000	1,920,000	[1]
Lease liabilities, net of current portion	2,462,000		[1]
Deferred income tax liabilities, net	141,000	141,000	[1]
Total liabilities	4,664,000	2,061,000	[1]
Commitments
Shareholders' equity:
Common stock, $.01 par value: 50,000,000 shares authorized; 13,109,018 and 13,502,684 shares outstanding as of June 30, 2019 and December 31, 2018, respectively	131,000	135,000	[1]
Additional paid-in capital	1,356,000	2,669,000	[1]
Retained earnings	31,618,000	29,390,000	[1]
Total shareholders' equity	33,105,000	32,194,000	[1]
Total liabilities and shareholders' equity	$ 37,769,000	$ 34,255,000	[1]

[1] The condensed consolidated balance sheet as of December 31, 2018 has been prepared using information from the audited consolidated balance sheet as of that date.