CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 39,022	$ 30,034
Accounts receivable, net of reserve for credit loss of $383 and $365 at June 30, 2023 and December 31, 2022, respectively	44,917	82,540
Other receivables	2,251	9,578
Prepaid expenses and other current assets	6,478	7,665
Total current assets	92,668	129,817
Property and equipment:
Cost	78,919	80,131
Less: accumulated depreciation	(58,459)	(59,243)
Property and equipment	20,460	20,888
Operating lease right-of-use assets, net	34,979	30,841
Goodwill	21,795	21,310
Other assets	1,717	1,806
Total assets	171,619	204,662
Current liabilities:
Trade accounts payable	18,288	38,518
Accrued expenses	22,659	36,973
Current portion of operating lease liabilities	8,987	8,284
Current portion of finance lease obligations	53	72
Deferred revenues	2,521	3,906
Total current liabilities	52,508	87,753
Finance lease obligations, less current portion	3	22
Deferred revenue, less current portion	930	870
Operating lease liabilities, less current portion	28,454	25,478
Other liabilities	4,378	4,315
Total liabilities	86,273	118,438
Commitments and Contingencies
Shareholders' equity:
Preferred stock, $1.00 par value; 1,000,000 shares authorized; none issued or outstanding	0	0
Common stock, $0.001 par value; 35,000,000 shares authorized; 23,084,766 and 22,725,116 issued and 22,711,736 and 22,691,649 outstanding at June 30, 2023 and December 31, 2022, respectively	23	23
Additional paid-in capital	181,853	180,353
Accumulated deficit	(92,397)	(90,893)
Accumulated other comprehensive loss	(2,592)	(3,134)
Treasury stock at cost, 373,030 and 33,467 shares at June 30, 2023 and December 31, 2022, respectively	(1,541)	(125)
Total shareholders’ equity	85,346	86,224
Total liabilities and shareholders’ equity	$ 171,619	$ 204,662