CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 53,277	$ 76,579
Accounts receivable, net	19,167	15,546
Inventories, net	33,337	25,642
Prepaid expenses and other	2,646	2,464
Total current assets	108,427	120,231
Other assets:
Note receivable from affiliate	14,700	18,700
Goodwill	23,742	23,742
Other noncurrent assets	590	597
Total other assets	39,032	43,039
Property and equipment:
Land	5,071	5,071
Buildings	23,181	23,161
Equipment	73,738	70,664
Construction in progress	834	2,028
Gross property and equipment	102,824	100,924
Less accumulated depreciation	73,763	71,742
Net property and equipment	29,061	29,182
Total assets	176,520	192,452
Current liabilities:
Accounts payable and accrued liabilities	16,139	14,724
Income taxes payable to affiliate	1,375	1,722
Total current liabilities	17,514	16,446
Noncurrent liabilities:
Deferred income taxes	2,176	2,918
Other	61
Total noncurrent liabilities	2,237	2,918
Stockholders' equity:
Additional paid-in capital	53,155	54,780
Retained earnings	103,491	118,184
Total stockholders' equity	156,769	173,088
Total liabilities and stockholders' equity	176,520	192,452
Commitments and contingencies (Note 1)
Class A Common Stock
Stockholders' equity:
Common stock	$ 123	$ 124