Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 97,659	$ 103,155
Accounts receivable, net	41,149	51,117
Inventories	21,908	8,075
Prepaid expenses and other current assets	11,890	3,718
Total current assets	172,606	166,065
Property and equipment, net	1,636	2,077
Intangible assets, net	10,671	12,917
Goodwill	39,743	39,743
Deferred tax asset, net	18,798	15,180
Other assets	10,278	17,208
Total assets	253,732	253,190
Current liabilities:
Accounts payable	16,431	6,268
Accrued expenses and other liabilities	32,338	23,817
Short-term debt	25,607	8,000
Total current liabilities	74,376	38,085
Other long-term liabilities	2,903	3,959
Long-term debt	0	25,135
Total liabilities	77,279	67,179
Commitments and contingencies
Stockholders' equity:
Preferred stock, 1,500,000 shares authorized and no shares issued or outstanding as of December 31, 2021 and 2020	0	0
Common stock, $0.001 par value; 50,000,000 shares authorized; 16,903,034 and 16,739,203 shares issued as of December 31, 2021 and 2020, respectively	17	17
Additional paid in capital	325,779	305,403
Accumulated other comprehensive loss	(94)	0
Retained earnings	75,862	84,489
Treasury stock, at cost, 4,111,622 and 3,682,176 shares as of December 31, 2021 and 2020, respectively	(225,111)	(203,898)
Total stockholders' equity	176,453	186,011
Total liabilities and stockholders' equity	$ 253,732	$ 253,190