Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Assets
Cash and cash equivalents	$ 17,369	$ 26,764
Short-term marketable securities	49,710	214
Accounts receivable, net of allowances of $632 at September 30, 2021 and $623 at December 31, 2020	19,501	19,552
Inventory and other deferred costs	44,326	45,115
Prepaid expenses and other current assets	3,110	2,618
Total current assets	134,016	94,263
Property and equipment, net	16,997	15,036
Right-of-use leased assets	15,664	16,066
Goodwill	65,945	65,945
Other intangibles, net	54,230	58,905
Deferred tax assets	1,627	1,686
Other assets	994	909
Total assets	289,473	252,810
Liabilities and stockholders’ equity
Current portion of long-term debt	0	2,500
Revolving line of credit	0	0
Accounts payable	3,137	2,394
Accrued expenses	16,460	17,525
Acquisition-related obligations	616	772
Lease liabilities - short-term	1,901	1,954
Total current liabilities	22,114	25,145
Long-term debt	0	35,532
Lease liabilities - long-term	14,589	14,791
Deferred tax liabilities	122	127
Other long-term liabilities	3,600	4,643
Total liabilities	40,425	80,238
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 23,384,129 shares at September 30, 2021, and 22,061,554 shares at December 31, 2020	234	221
Additional paid-in capital	179,070	114,924
Retained earnings	84,356	70,554
Accumulated other comprehensive loss	(2,636)	(1,525)
Treasury stock, at cost; 1,546,036 shares at September 30, 2021 and 1,538,572 shares at December 31, 2020	(11,976)	(11,602)
Total stockholders’ equity	249,048	172,572
Total liabilities and stockholders’ equity	$ 289,473	$ 252,810