Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 16,677	$ 19,134
Short-term marketable securities	64,328	63,557
Accounts receivable, net of allowances of $820 at March 31, 2023 and $835 at December 31, 2022	25,365	22,040
Inventory and other deferred costs	53,779	50,271
Prepaid expenses and other current assets	4,619	6,731
Total current assets	164,768	161,733
Property and equipment, net	19,242	17,901
Right-of-use leased assets	15,527	15,634
Goodwill	65,945	65,945
Other intangibles, net	45,508	46,527
Deferred tax assets	1,802	1,745
Other assets	2,074	991
Total assets	314,866	310,476
Current liabilities:
Accounts payable	3,371	2,903
Accrued expenses	17,620	19,967
Acquisition-related obligations	856	573
Lease liabilities - short-term	2,057	1,886
Total current liabilities	23,904	25,329
Lease liabilities - long-term	14,448	14,710
Deferred tax liabilities	71	69
Other long-term liabilities	2,278	2,167
Total liabilities	40,701	42,275
Stockholders’ equity:
Preferred stock, $0.01 par value; authorized 3,000,000 shares; none outstanding	0	0
Common stock, $0.01 par value; authorized 37,000,000 shares; issued 23,714,913 shares at March 31, 2023, and 23,655,716 shares at December 31, 2022	238	237
Additional paid-in capital	192,003	189,268
Retained earnings	100,714	97,773
Accumulated other comprehensive loss	(5,572)	(6,031)
Treasury stock, at cost; 1,572,197 shares at March 31, 2023 and 1,568,595 shares at December 31, 2022	(13,218)	(13,046)
Total stockholders’ equity	274,165	268,201
Total liabilities and stockholders’ equity	$ 314,866	$ 310,476