CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 28,577	$ 28,826
Accounts and note receivable, net of allowance for doubtful accounts of $771 and $904 at December 31, 2020 and December 31, 2019, respectively	4,852	4,808
Inventory	449	656
Prepaid expenses and other current assets	3,284	8,551
Total current assets before funds held for clients	37,162	42,841
Funds held for clients	321,069	126,625
Total current assets	358,231	169,466
Property and equipment, net	8,281	7,867
Goodwill	73,958	68,697
Intangible assets, net	64,552	63,850
Operating lease assets, net	6,450	6,963
Other assets	3,951	3,224
Total assets	515,423	320,067
Current liabilities:
Current portion of notes payable	12,310	2,571
Accounts payable	1,288	1,736
Accrued compensation and benefits	2,916	3,424
Operating lease liabilities, current	1,833	1,575
Other accrued liabilities	1,380	6,556
Contingent purchase obligation	3,880	0
Deferred revenue	5,838	5,500
Total current liabilities before client fund obligations	29,445	21,362
Client fund obligations	320,578	130,250
Total current liabilities	350,023	151,612
Long-term liabilities:
Deferred revenue	111	322
Deferred tax liability	888	336
Notes payable, net of current portion and debt issuance cost	12,225	24,142
Operating lease liabilities, noncurrent	5,366	5,937
Other liabilities	1,157	139
Total long-term liabilities	19,747	30,876
Total liabilities	369,770	182,488
Commitments and Contingencies (Notes 2 and 15)
Stockholders’ equity:
Preferred stock, $.01 par value; 1,500 shares authorized; none issued or outstanding	0	0
Common stock, $.01 par value; 44,000 and 22,000 shares authorized; 19,354 and 16,098 shares issued, 18,970 and 15,714 shares outstanding at December 31, 2020 and December 31, 2019, respectively	193	161
Treasury stock at cost, 384 shares at December 31, 2020 and December 31, 2019	(5,017)	(5,017)
Additional paid-in capital	419,827	396,102
Accumulated deficit	(269,954)	(253,642)
Accumulated other comprehensive loss	604	(25)
Total stockholders’ equity	145,653	137,579
Total liabilities and stockholders’ equity	$ 515,423	$ 320,067