CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Finance Lease, Right-of-Use Asset, Amortization			$ 1,731	$ 0
Cash paid for interest			32	771
Cash and cash equivalents	$ 98,370	$ 32,495	98,370	32,495
Restricted cash	105	10,254	105	10,254
Operating activities
Net loss	(19,758)	(6,510)	(33,289)	(12,824)
Bad debt expense (reversal)	151	402	1,326	652
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization			3,876	2,014
Amortization of financing costs charged to interest expense			48	50
Termination of U.K. agreement expense			13,233	4,780
Other non-cash expense, net			2,073	351
Amortization of deferred FI implementation costs	991	731	1,999	1,384
Change in operating assets and liabilities:
Accounts receivable			42,460	(7,024)
Prepaid expenses and other assets			(603)	(1,622)
Recovery of deferred FI implementation costs	0	1,155	0	2,312
Accounts payable			(163)	(306)
Other accrued expenses			(6,922)	323
FI Share liability			(22,665)	2,932
Consumer Incentive liability			(10,748)	4,009
Net cash used in operating activities			(7,644)	(2,969)
Investing activities
Acquisition of property and equipment			(1,225)	(4,019)
Acquisition of patents			(30)	(5)
Capitalized software development costs			(2,132)	(1,139)
Net cash used in investing activities			(3,387)	(5,163)
Financing activities
Principal payments of debt			(11)	(10,010)
Proceeds from issuance of common stock			5,435	1,213
Debt issuance costs			(13)	(93)
Net cash (used in) received from financing activities			5,411	(8,890)
Effect of exchange rates on cash, cash equivalents and restricted cash			(492)	(99)
Net decrease in cash, cash equivalents and restricted cash			(6,112)	(17,121)
Cash, cash equivalents, and restricted cash — Beginning of period			104,587	59,870
Cash, cash equivalents, and restricted cash — End of period	98,475	42,749	98,475	42,749
Supplemental schedule of non-cash investing and financing activities:
Amounts accrued for property and equipment	$ 452	$ 53	$ 452	$ 53