Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 932,385	$ 2,544,961
Adjustments to reconcile to net cash provided by operating activities:
Deferred tax (benefit) provision	(504,000)	1,266,000
Depreciation	485,763	264,993
Amortization of intangible assets	3,368,216	2,811,949
Stock based compensation charges	1,110,480	1,056,261
Changes in assets and liabilities:
Accounts receivable, net	1,434,881	7,058,758
Prepaid and other assets	90,465	(122,298)
Accrued expenses and other liabilities	90,888	(2,212,570)
Deferred revenue	(847,916)	(4,446,190)
Net cash provided by operating activities	6,161,162	8,221,864
CASH FLOWS FROM INVESTING ACTIVITIES:
Website and database development costs	(4,527,809)	(4,461,366)
Furniture, fixtures and equipment additions	(696,908)	(1,261,688)
Proceeds from sale of furniture, fixtures and equipment	0	2,091
Net cash (used in) investing activities	(5,224,717)	(5,720,963)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends	(3,942,474)	(3,876,066)
Proceeds from option exercises	2,935,000	153,000
Payments for option cancellations and restricted stock units	0	(701,159)
Payment of financing costs	0	(180,552)
Stock repurchases	(2,536,955)	0
Net cash (used in) financing activities	(3,544,429)	(4,604,777)
Net decrease in cash and cash equivalents	(2,607,984)	(2,103,876)
Cash and cash equivalents, beginning of period	21,490,586	28,657,956
Cash and cash equivalents, end of period	18,882,602	26,554,080
SUPPLEMENTAL INFORMATION:
Cash paid during the period for interest	25,278	17,083
Cash paid during the period for income taxes	189,148	519,431
SUPPLEMENTAL SCHEDULE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Accrual for furniture, fixtures and equipment additions	(96,768)	688,337
Disposal of fully depreciated furniture, fixtures and equipment	0	64,039
Shares issued for vested employee restricted stock units	1,771	1,048
Shares issued for option exercises	$ 5,700	$ 0