CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Mar. 31, 2018	Dec. 31, 2017
CURRENT ASSETS:
Cash and cash equivalents	$ 27,969,456	$ 24,158,444
Accounts receivable, net of allowance of $519,306 and $527,958 at March 31, 2018 and December 31, 2017, respectively	20,365,174	26,443,675
Prepaid expenses and other current assets	3,417,675	3,245,174
Total current assets	51,752,305	53,847,293
Restricted cash	500,000	894,551
Goodwill	152,185,979	150,694,135
Property and equipment, net	4,149,034	4,524,118
Intangible assets, net	46,094,182	48,719,428
Deferred taxes	16,007,054	15,521,214
Other assets	1,863,590	1,144,032
Total assets	272,552,144	275,344,771
CURRENT LIABILITIES:
Accounts payable	4,666,271	6,277,846
Accrued liabilities	21,868,691	19,866,438
Current portion of long-term debt	15,000,000	15,000,000
Current portion of capital lease obligations	227,678	254,399
Deferred revenue	5,225,506	4,433,450
Total current liabilities	46,988,146	45,832,133
Long-term capital lease obligations, less current portion, net	157,365	192,137
Long-term debt	36,973,633	40,637,106
Long-term derivative liability	4,512,878	2,995,657
Other liabilities	114,051	147,178
Total liabilities	88,746,073	89,804,211
Commitments and contingencies (see Note 7)	0	0
STOCKHOLDERS’ EQUITY:
Preferred stock, $.001 par value; authorized - 5,000,000 shares; 0 shares issued and outstanding at March 31, 2018 and December 31, 2017	0	0
Common stock, $.001 par value; authorized - 100,000,000 shares; 72,106,997 and 71,915,018 shares issued and outstanding at March 31, 2018 and December 31, 2017, respectively	72,104	71,918
Additional paid-in capital	410,105,207	408,029,068
Accumulated deficit	(225,632,074)	(221,435,888)
Accumulated other comprehensive loss	(739,166)	(1,124,538)
Total stockholders’ equity	183,806,071	185,540,560
Total liabilities and stockholders’ equity	$ 272,552,144	$ 275,344,771

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.