CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenue	$ 310,605	$ 197,057	$ 851,416	$ 562,193
Costs and expenses:
Cost of revenue (exclusive of depreciation and amortization shown separately below)	17,671	10,838	51,651	22,577
Selling and marketing expense	200,818	124,400	567,338	374,390
General and administrative expense	30,323	22,980	89,391	70,553
Product development	10,200	6,608	30,541	18,835
Depreciation	2,696	1,895	7,737	5,199
Amortization of intangibles	13,778	5,701	41,485	13,628
Change in fair value of contingent consideration	3,839	2,105	21,221	1,197
Severance	179	2,328	636	2,331
Litigation settlements and contingencies	(92)	(88)	(291)	(280)
Total costs and expenses	279,412	176,767	809,709	508,430
Operating income	31,193	20,290	41,707	53,763
Other (expense) income, net:
Interest expense, net	(4,845)	(2,393)	(15,408)	(8,305)
Other income (expense)	4	(69)	143	(106)
Income before income taxes	26,352	17,828	26,442	45,352
Income tax (expense) benefit	(1,889)	10,534	11,552	63,716
Net income from continuing operations	24,463	28,362	37,994	109,068
Loss from discontinued operations, net of tax	(20,199)	(2,634)	(22,024)	(9,269)
Net income and comprehensive income	$ 4,264	$ 25,728	$ 15,970	$ 99,799
Weighted average shares outstanding:
Basic	12,890	12,799	12,805	12,437
Diluted	14,632	13,850	14,629	14,299
Income per share from continuing operations:
Basic (in dollars per share)	$ 1.90	$ 2.22	$ 2.97	$ 8.77
Diluted (in dollars per share)	1.67	2.05	2.60	7.63
Loss per share from discontinued operations:
Basic (in dollars per share)	(1.57)	(0.21)	(1.72)	(0.75)
Diluted (in dollars per share)	(1.38)	(0.19)	(1.51)	(0.65)
Net income per share:
Basic (in dollars per share)	0.33	2.01	1.25	8.02
Diluted (in dollars per share)	$ 0.29	$ 1.86	$ 1.09	$ 6.98