Business Combinations and Divestitures - Schedule of Recognized Identified Assets Acquired and Liabilities Assumed, Transport Financial Solutions (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended		15 Months Ended
	Jul. 08, 2020	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Dec. 31, 2020
Consideration:
Goodwill		$ 233,727		$ 233,727		$ 233,727	$ 163,209
Goodwill, measurement period adjustments		(3,238)	$ 0	(3,179)	$ 0
Transport Financial Solutions
Assets acquired:
Factored receivables	$ 107,524	107,524		107,524		107,524
Allowance for credit losses	(37,415)	(37,415)		(37,415)		(37,415)
Factored receivables, net of ACL	70,109	70,109		70,109		70,109
Intangible assets	3,500	3,500		3,500		3,500
Indemnification asset	30,959	30,959		30,959		30,959
Deferred income taxes	1,448	1,389		1,389		1,389
Deferred income taxes, measurement period adjustment						(59)
Asset acquired	106,016	105,957		105,957		105,957
Assets acquired, measurement period adjustment						(59)
Liabilities assumed:
Deposits	5,361	5,361		5,361		5,361
Liabilities assumed	5,361	5,361		5,361		5,361
Fair value of net assets acquired	100,655	100,596		100,596		100,596
Fair value of net assets acquire, measurement period adjustment						(59)
Consideration:
Cash paid	108,375
Stock consideration	13,942
Cash due from seller subsequent to liquidation of stock consideration	(17,196)
Total consideration	105,121
Goodwill	$ 4,466	$ 4,525		$ 4,525		4,525
Goodwill, measurement period adjustments						$ 59