Consolidated Statements of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net (loss) income	$ (811,104)	$ 932,385
Adjustments to reconcile to net cash provided by operating activities:
Deferred tax (benefit)	(200,000)	(504,000)
Depreciation	510,069	485,763
Amortization of intangible assets	4,014,033	3,368,216
Stock based compensation charges	1,236,774	1,110,480
Changes in assets and liabilities:
Accounts receivable, net	(213,919)	1,434,881
Prepaid and other assets	(69,505)	90,465
Accrued expenses and other liabilities	(57,181)	90,888
Deferred revenue	(668,603)	(847,916)
Net cash provided by operating activities	3,740,564	6,161,162
CASH FLOWS FROM INVESTING ACTIVITIES:
Website and database development costs	(3,824,819)	(4,527,809)
Furniture, fixtures and equipment additions	(68,751)	(696,908)
Net cash (used in) investing activities	(3,893,570)	(5,224,717)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends	(4,432,926)	(3,942,474)
Proceeds from option exercises		2,935,000
Stock repurchases	(35,622)	(2,536,955)
Net cash (used in) financing activities	(4,468,548)	(3,544,429)
Net (decrease) in cash and cash equivalents	(4,621,554)	(2,607,984)
Cash and cash equivalents, beginning of period	19,670,613	21,490,586
Cash and cash equivalents, end of period	15,049,059	18,882,602
SUPPLEMENTAL INFORMATION:
Cash paid during the period for interest	25,278	25,278
Cash paid during the period for income taxes	21,171	189,148
SUPPLEMENTAL SCHEDULE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Accrual for furniture, fixtures and equipment additions		(96,768)
Disposal of fully depreciated furniture, fixtures and equipment	139,332
Shares issued for vested employee restricted stock units	$ 2,023	1,771
Shares issued for option exercises		$ 5,700