Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Operating Activities
Net income (loss)	$ 18,430	$ 14,246	$ 20,468
Adjustments to net income:
Provision for bad debt	2,592	4,370	2,348
Deferred taxes	3,502	2,755	1,011
Stock based compensation	5,457	7,005	9,822
Depreciation	2,156	1,790	1,407
Amortization of acquisition-related intangibles	13,786	11,421	11,006
Amortization of software development costs	931	118	0
Amortization of deferred finance costs	293	317	345
Gain on contingent consideration	0	0	(5,000)
Loss on extinguishment of debt	0	202	0
Loss on disposal of property and equipment	313	0	0
Changes in operating assets and liabilities (net of acquired assets and liabilities):
Accounts receivable	(3,204)	3,667	641
Financing receivables	8,098	6,369	3,053
Inventories	229	342	72
Prepaid expenses and other	(3,914)	(3,519)	(1,474)
Accounts payable	(615)	(1,088)	2,542
Deferred revenue	2,099	(498)	(2,003)
Other liabilities	401	2,097	(1,418)
Prepaid income taxes/income taxes payable	(2,810)	(452)	782
Net cash provided by operating activities	47,744	49,142	43,602
Investing Activities
Purchases of property and equipment	(920)	(3,336)	(1,760)
Purchase of business, net of cash received	(59,634)	0	(10,733)
Investment in software development	(9,365)	(3,328)	0
Net cash used in investing activities	(69,919)	(6,664)	(12,493)
Financing Activities
Dividends paid	0	(4,337)	(5,729)
Proceeds from long-term debt	0	64	0
Payments of long-term debt principal	(3,750)	(4,069)	(13,609)
Proceeds from revolving line of credit	61,000	0	11,000
Payments of revolving line of credit	(35,000)	(27,561)	(20,693)
Payments on capital lease	0	0	(250)
Payments of contingent consideration	0	0	(206)
Proceeds from exercise of stock options	0	0	3
Treasury stock purchases	(1,315)	(1,261)	0
Net cash provided by (used in) financing activities	20,935	(37,164)	(29,484)
Increase (decrease) in cash and cash equivalents	(1,240)	5,314	1,625
Cash and cash equivalents at beginning of year	12,671	7,357	5,732
Cash and cash equivalents at end of year	11,431	12,671	7,357
Supplemental disclosure of cash flow information:
Cash paid for interest	2,817	3,245	6,342
Cash paid for income taxes, net of refund	3,503	2,235	3,193
Supplemental disclosure of non-cash flow information:
Write-off of fully depreciated assets	$ 0	$ 1,618	$ 0