Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Income Statement [Abstract]
Revenues (premium equivalents of $395,552 and $311,590 for the years ended December 31, 2017 and 2016, respectively)	$ 250,476	$ 184,516
Operating expenses:
Third-party commissions	145,300	107,663
Credit card and ACH fees	5,127	3,960
Selling, general and administrative	64,446	51,527
Depreciation and amortization	4,044	3,249
Total operating expenses	218,917	166,399
Income from operations	31,559	18,117
Other (income) expense:
Interest (income) expense	(19)	61
Fair value adjustment to contingent acquisition consideration	0	15
TRA (income) expense	(11,835)	9,678
Other expense	104	5
Net income before income taxes	43,309	8,358
Provision (benefit) for income taxes	16,818	(4,751)
Net income	26,491	13,109
Net income attributable to noncontrolling interests	8,606	8,596
Net income attributable to Health Insurance Innovations, Inc.	$ 17,885	$ 4,513
Net income per share attributable to Health Insurance Innovations, Inc.
Basic (in USD per share)	$ 1.63	$ 0.59
Diluted (in USD per share)	$ 1.50	$ 0.57
Weighted average Class A common shares outstanding
Basic (in shares)	10,970,995	7,599,533
Diluted (in shares)	11,937,725	7,909,235