Unaudited Condensed Consolidated Statements of Operations and Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Revenue:
Interest income	$ 86,369	$ 87,111
Gain on sales of loans	0	1,484
Other revenue	3,911	4,297
Gross revenue	90,280	92,892
Cost of revenue:
Provision for loan losses	36,293	46,180
Funding costs	11,821	11,277
Total cost of revenue	48,114	57,457
Net revenue	42,166	35,435
Operating expense:
Sales and marketing	10,598	14,819
Technology and analytics	11,007	15,443
Processing and servicing	5,221	4,535
General and administrative	17,725	11,887
Total operating expense	44,551	46,684
Income (loss) from operations	(2,385)	(11,249)
Other expense:
Interest expense	(51)	(353)
Total other expense	(51)	(353)
Loss before provision for income taxes	(2,436)	(11,602)
Provision for income taxes	0	0
Net income (loss)	(2,436)	(11,602)
Net loss attributable to noncontrolling interest	518	544
Net income (loss) attributable to On Deck Capital, Inc. common stockholders	$ (1,918)	$ (11,058)
Net income (loss) per share attributable to On Deck Capital, Inc. common shareholders:
Basic and diluted (in dollars per share)	$ (0.03)	$ (0.15)
Weighted-average common shares outstanding:
Basic and diluted (in shares)	73,977,241	71,854,287
Comprehensive loss:
Foreign currency translation adjustment	$ (113)	$ 400
Comprehensive loss	(2,549)	(11,202)
Comprehensive loss attributable to noncontrolling interests	50	(180)
Net loss attributable to noncontrolling interest	518	544
Comprehensive loss attributable to On Deck Capital, Inc. common stockholders	$ (1,981)	$ (10,838)