Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Operating activities:
Net income	$ 21,476	$ 11,690
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation	4,437	1,362
Depreciation and amortization	2,958	2,367
Fair value adjustment to contingent acquisition consideration	0	15
Deferred income taxes	1,079	(276)
Changes in operating assets and liabilities:
Increase in restricted cash	(1,809)	(2,551)
Decrease in accounts receivable, prepaid expenses and other assets	313	130
Decrease (increase) in advanced commissions	9,991	(6,162)
Decrease in income taxes receivable	0	591
(Decrease) increase in income taxes payable	(935)	1,286
Increase in accounts payable, accrued expenses and other liabilities	1,682	3,549
Decrease in deferred revenue	(173)	(158)
Increase in due to member	0	458
Net cash provided by operating activities	39,019	12,301
Investing activities:
Capitalized internal-use software and website development costs	(2,104)	(2,362)
Purchases of property and equipment	(239)	(40)
Net cash used in investing activities	(2,343)	(2,402)
Financing activities:
Proceeds from borrowings under revolving line of credit	0	7,500
Payments on borrowings under revolving line of credit	0	(10,000)
Payments for contingent acquisition consideration	0	(547)
Payments for noncompete obligation	(96)	(144)
Class A common stock withheld in treasury from restricted share vesting	(448)	(75)
Issuances of Class A common stock under equity compensation plans	32	0
Issuances of Class A common stock from treasury	0	17
Distributions to member	(5,318)	(86)
Net cash used in financing activities	(5,830)	(3,335)
Net increase in cash and cash equivalents	30,846	6,564
Cash and cash equivalents at beginning of period	12,214	7,695
Cash and cash equivalents at end of period	43,060	14,259
Supplemental disclosure of non-cash financing activities:
Change in due to member related to Exchange Agreement	18,619	0
Change in deferred tax asset related to Exchange Agreement	(20,732)	0
Issuance of Class A common stock in a private offering related to Exchange Agreement	16,487	0
Exchange of Class B membership interests related to Exchange Agreement	(14,374)	0
Declared but unpaid distribution to member of Health Plan Intermediaries, LLC	$ 0	$ 3,442