CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenues
Total revenues	$ 431,679	$ 381,876
Cost of services
Processing costs	104,917	91,119
Service fees	13,754	14,246
Provision for credit losses	33,987	17,791
Operating interest	8,385	9,564
Depreciation and amortization	24,789	20,513
Total cost of services	185,832	153,233
General and administrative	62,036	64,405
Sales and marketing	68,782	64,119
Depreciation and amortization	40,200	31,184
Operating income	74,829	68,935
Financing interest expense	(32,031)	(31,112)
Net foreign currency loss	(28,727)	(3,885)
Net unrealized loss on financial instruments	(32,047)	(11,912)
(Loss) income before income taxes	(17,976)	22,026
Income tax (benefit) provision	(5,707)	5,818
Net (loss) income	(12,269)	16,208
Less: Net income from non-controlling interests	1,363	74
Net (loss) income attributable to WEX Inc.	(13,632)	16,134
Accretion of non-controlling interest	2,624	0
Net (loss) income attributable to shareholders	$ (16,256)	$ 16,134
Net (loss) income attributable to shareholders per share:
Basic (in dollars per share)	$ (0.37)	$ 0.37
Diluted (in dollars per share)	$ (0.37)	$ 0.37
Weighted average common shares outstanding:
Basic (in shares)	43,416	43,220
Diluted (in shares)	43,416	43,572
Payment processing revenue
Revenues
Total revenues	$ 204,037	$ 186,798
Account servicing revenue
Revenues
Total revenues	113,840	87,086
Finance fee revenue
Revenues
Total revenues	55,927	46,373
Other revenue
Revenues
Total revenues	$ 57,875	$ 61,619