Condensed Consolidated Balance Sheets - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 6,548,000	$ 7,007,000
Investment	335,000	258,000	[1]
Accounts receivable, net of allowance for doubtful accounts of $53,000 and $64,000 as of December 31, 2019 and 2018, respectively	3,568,000	4,935,000
Accounts receivable, related party	724,000	383,000	[1]
Inventories	11,303,000	9,878,000	[1]
Right-of-use assets	898,000		[1]
Prepaid expenses	3,587,000	3,999,000	[1]
Total current assets	26,963,000	26,460,000	[1]
Property and equipment, net	3,943,000	3,244,000	[1]
Goodwill	55,000	55,000	[1]
Definite-lived intangible assets, net	11,000	16,000	[1]
Right-of-use assets, net of current portion	2,280,000		[1]
Equity investments in unconsolidated affiliate	4,839,000	4,480,000
Total assets	38,091,000	34,255,000	[1]
Current liabilities:
Accounts payable	501,000	578,000	[1]
Accrued liabilities	920,000	1,342,000	[1]
Lease liabilities	882,000		[1]
Total current liabilities	2,303,000	1,920,000	[1]
Lease liabilities, net of current portion	2,337,000		[1]
Deferred income tax liabilities, net	224,000	141,000	[1]
Total liabilities	4,864,000	2,061,000	[1]
Commitments
Shareholders' equity:
Common stock, $.01 par value: 50,000,000 shares authorized; 12,885,273 and 13,502,684 shares outstanding as of December 31, 2019 and 2018, respectively	129,000	135,000	[1]
Additional paid-in capital	708,000	2,669,000	[1]
Retained earnings	32,390,000	29,390,000	[1]
Total shareholders' equity	33,227,000	32,194,000	[1]
Total liabilities and shareholders' equity	$ 38,091,000	$ 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.