Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue, Performance Obligation [Abstract]
Fee revenues, in-scope of FASB ASC 606	$ 30,373	$ 26,878	$ 60,370	$ 52,588
Other income (out-of-scope of FASB ASC 606)	278	109	711	574
Total fee revenue and other income	30,651	26,987	61,081	53,162
Processing fees
Revenue, Performance Obligation [Abstract]
Fee revenues, in-scope of FASB ASC 606	19,326	19,048	38,362	37,423
Financial fees
Revenue, Performance Obligation [Abstract]
Fee revenues, in-scope of FASB ASC 606	10,623	7,500	21,155	14,497
Information services payment and processing revenue
Revenue, Performance Obligation [Abstract]
Fee revenues, in-scope of FASB ASC 606	29,949	26,548	59,517	51,920
Bank service fees
Revenue, Performance Obligation [Abstract]
Fee revenues, in-scope of FASB ASC 606	$ 424	$ 330	$ 853	$ 668