Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 2,544,961	$ 5,288,575
Adjustments to reconcile to net cash provided by operating activities:
Deferred tax provision	1,266,000	1,888,000
Depreciation	264,993	214,568
Amortization of intangible assets	2,811,949	2,500,625
Stock based compensation charges	1,056,261	889,489
Changes in assets and liabilities:
Restricted cash and investments		357
Accounts receivable, net	7,058,758	7,354,093
Prepaid and other assets	(122,298)	(56,672)
Accrued expenses and other liabilities	(2,212,570)	(554,032)
Deferred revenue	(4,446,190)	(1,372,972)
Net cash provided by operating activities	8,221,864	16,152,031
CASH FLOWS FROM INVESTING ACTIVITIES:
Website and database development additions	(4,461,366)	(2,324,829)
Furniture, fixtures and equipment additions	(1,261,688)	(151,922)
Proceeds from sale of furniture, fixtures and equipment	2,091
Cash (used in) investing activities	(5,720,963)	(2,476,751)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends	(3,876,066)	(3,164,516)
Registration statement costs		(89,331)
Proceeds from option exercises	153,000	56,250
Payments for option cancellations and restricted stock units	(701,159)	(992,971)
Payment of financing costs	(180,552)
Net cash (used in) financing activities	(4,604,777)	(4,190,568)
Net (decrease) increase in cash and cash equivalents	(2,103,876)	9,484,712
Cash and cash equivalents, beginning of period	28,657,956	17,745,077
Cash and cash equivalents, end of period	26,554,080	27,229,789
SUPPLEMENTAL INFORMATION:
Cash paid during the period for interest	17,083	12,639
Cash paid during the period for income taxes	519,431	273,000
SUPPLEMENTAL SCHEDULE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Accrual for furniture, fixtures and equipment additions	688,337
Disposal of fully depreciated furniture, fixtures and equipment	64,039	82,764
Shares issued for vested employee restricted stock units	$ 1,048	$ 1,297