RESTATEMENT AND REVISION OF PREVIOUSLY REPORTED CONSOLIDATED FINANCIAL STATEMENTS - BALANCE SHEETS (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cash and cash equivalents	$ 25,704	$ 20,407	$ 19,589	$ 17,379	$ 2,989
Accounts receivable, net	9,161	9,836	11,558	11,274	10,033
Prepaid expenses and other current assets	1,779	2,046	1,786	5,032	2,348
Total current assets	36,644	32,289	32,933	33,685	15,370
Premises and equipment, net	346	305	349	345	401
Developed software, net	28,593	31,691	34,155	36,952	39,657
Goodwill	5,259	5,259	5,259	5,259	5,259
Other intangibles, net	4,749	4,830	4,910	4,990	5,070
Other assets	837	840	740	942	853
Total assets	76,428	75,214	78,346	82,173	66,610
Accounts payable and accrued liabilities	7,033	8,180	13,648	13,987	7,521
Taxes payable	1,807	1,103	1,636	1,679	0
Payable to Partner Bank		0	0	0	0
Borrowings from Partner Bank	0	0	0	5,427	21,000
Current portion of operating lease liabilities	416	596	719	714	701
Deferred revenue, current	15,387	16,306	15,513	14,034	10,588
Total current liabilities	24,643	26,185	31,516	35,841	39,810
Operating lease liabilities	0	0	55	235	430
Deferred revenue, non-current	190	223	1,512	1,490	2,101
Liability for private warrants	13,614	12,850	18,893	15,836	0
Total liabilities	38,447	39,258	51,976	53,402	42,341
Commitments and contingencies (Note 8)
Preferred stock	0	0	0	0	0
Common stock	1	1	1	1	1
Additional paid-in capital	60,686	57,311	54,849	52,460	64,017
Accumulated deficit	(22,706)	(21,356)	(28,480)	(23,690)	(39,749)
Total shareholders’ equity	37,981	35,956	26,370	28,771	24,269	$ 34,630	[1]
Total liabilities and shareholders’ equity	$ 76,428	75,214	78,346	82,173	66,610
As Previously Reported (Unaudited)
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cash and cash equivalents		20,407	19,589	17,379	2,989
Accounts receivable, net		4,498	8,257	5,616	7,384
Prepaid expenses and other current assets		2,046	1,786	5,032	2,348
Total current assets		26,951	29,632	28,027	12,721
Premises and equipment, net		305	349	345	401
Developed software, net		31,691	34,155	36,952	39,657
Goodwill		5,259	5,259	5,259	5,259
Other intangibles, net		4,830	4,910	4,990	5,070
Other assets		840	740	942	853
Total assets		69,876	75,045	76,515	63,961
Accounts payable and accrued liabilities		8,225	13,617	9,998	7,346
Taxes payable		863	1,317	1,793	0
Payable to Partner Bank		6,914	7,117	9,000	5,105
Borrowings from Partner Bank		0	0	5,427	21,000
Current portion of operating lease liabilities		596	719	714	701
Deferred revenue, current		4,306	4,763	3,134	2,588
Total current liabilities		20,904	27,533	30,066	36,740
Operating lease liabilities		0	55	235	430
Deferred revenue, non-current		223	1,512	1,490	2,101
Liability for private warrants		12,850	18,893	15,836	0
Total liabilities		33,977	47,993	47,627	39,271
Commitments and contingencies (Note 8)
Preferred stock		0	0	0	0
Common stock		1	1	1	1
Additional paid-in capital		49,379	49,326	49,326	64,017
Accumulated deficit		(13,481)	(22,275)	(20,439)	(39,328)
Total shareholders’ equity		35,899	27,052	28,888	24,690	34,630
Total liabilities and shareholders’ equity		69,876	75,045	76,515	63,961
Restatement Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cash and cash equivalents		0	0	0	0
Accounts receivable, net		5,338	3,301	5,658	2,649
Prepaid expenses and other current assets		0	0	0	0
Total current assets		5,338	3,301	5,658	2,649
Premises and equipment, net		0	0	0	0
Developed software, net		0	0	0	0
Goodwill		0	0	0	0
Other intangibles, net		0	0	0	0
Other assets		0	0	0	0
Total assets		5,338	3,301	5,658	2,649
Accounts payable and accrued liabilities		(45)	31	3,989	175
Taxes payable		240	319	(114)	0
Payable to Partner Bank		(6,914)	(7,117)	(9,000)	(5,105)
Borrowings from Partner Bank		0	0	0	0
Current portion of operating lease liabilities		0	0	0	0
Deferred revenue, current		12,000	10,750	10,900	8,000
Total current liabilities		5,281	3,983	5,775	3,070
Operating lease liabilities		0	0	0	0
Deferred revenue, non-current		0	0	0	0
Liability for private warrants		0	0	0	0
Total liabilities		5,281	3,983	5,775	3,070
Commitments and contingencies (Note 8)
Preferred stock		0	0	0	0
Common stock		0	0	0	0
Additional paid-in capital		7,932	5,523	3,134	0
Accumulated deficit		(7,875)	(6,205)	(3,251)	(421)
Total shareholders’ equity		57	(682)	(117)	(421)	$ 0
Total liabilities and shareholders’ equity		$ 5,338	$ 3,301	$ 5,658	$ 2,649

[1] As previously reported and retroactively adjusted in connection with the merger.