CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Income Statement [Abstract]
REVENUE	$ 212,677	$ 162,110
COSTS AND EXPENSES:
Cost of revenue	98,230	78,558
Marketing	81,678	59,354
General and administrative	19,589	17,562
Depreciation and amortization	3,777	2,850
Total costs and expenses	203,274	158,324
Operating income	9,403	3,786
INTEREST (INCOME) EXPENSE, net	(24)	13
Income before income tax expense	9,427	3,773
INCOME TAX EXPENSE	1,943	1,221
Net income	$ 7,484	$ 2,552
BASIC INCOME PER COMMON SHARE	$ 0.25	$ 0.09
DILUTED INCOME PER COMMON SHARE	$ 0.25	$ 0.09
WEIGHTED AVERAGE SHARES OUTSTANDING:
Basic	29,558	29,027
Diluted	29,985	29,371
DIVIDENDS DECLARED PER COMMON SHARE	$ 0.175	$ 0.175