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Revenue and Other Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 89,040	$ 81,043	$ 167,961	$ 153,538
Revenue recognized from deferred revenue			1,800	3,500
Core solutions
Disaggregation of Revenue [Line Items]
Revenue	25,363	26,061	49,537	50,963
Value+ services
Disaggregation of Revenue [Line Items]
Revenue	60,447	51,592	111,957	95,730
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 3,230	$ 3,390	$ 6,467	$ 6,845

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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