Consolidated Statements of Cash Flows (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Cash flows from operating activities:
Net loss	$ (55,466,246)	$ (39,485,334)	$ (66,369,311)
Loss from discontinued operations	0	0	30,267,990
Adjustments to reconcile net loss to net cash used in operating activities:
Common stock, stock options and warrants issued as payment for compensation, services rendered	11,209,542	6,838,559	6,712,536
Depreciation and amortization	2,186,949	1,605,608	1,550,571
Amortization of preferred stock discount and issuance cost	0	0	1,609,495
Changes in fair value of derivative liability	(23,175)	(77,981)	(373,307)
Changes in acquisition-related contingent consideration	(3,080,000)	1,900,000	4,420,000
Loss on disposal of assets	0	0	13,653
Bad debt (recovery) expense	(6,467)	(234,225)	511,755
Deferred income taxes	(104,202)	780,104	(175,533)
Amortization/Accretion on Marketable Securities	51,517	0	0
Changes in operating assets and liabilities:
Prepaid expenses and other current assets	(2,768,062)	(758,798)	(178,011)
Accounts receivable	(1,198,844)	(573,005)	(554,884)
Deferred costs	(1,296,766)	(157,198)	(465,280)
Unearned revenues	2,517,520	348,260	178,008
Other assets	613,175	(204,422)	2,414,842
Accounts payable, accrued expenses and other liabilities	469,821	2,916,739	1,677,551
Net cash used in operating activities - continuing operations	(46,895,238)	(27,101,693)	(18,759,925)
Net cash provided by operating activities - discontinued operations	0	0	4,907,407
Net cash used in operating activities	(46,895,238)	(27,101,693)	(13,852,518)
Cash flows from investing activities:
Cash Acquired from Acquisition	50,894	0	0
Cash received in divestiture	0	0	12,280,000
Payments to Acquire Marketable Securities	8,043,241	0	0
Proceeds from Sale and Maturity of Marketable Securities	913,000	0	0
Acquisition of property and equipment	3,657,352	2,691,471	531,315
Net cash (used in) provided by investing activities - continuing operations	(10,736,699)	(2,691,471)	11,748,685
Net cash used in investing activities - discontinued operations	0	0	(5,660,305)
Net cash (used in) provided by investing activities	(10,736,699)	(2,691,471)	6,088,380
Cash flows from financing activities:
Proceeds from exercise of options	271,008	150,658	0
Proceeds from exercise of warrants	1,720,725	3,028,241	6,604,418
Net proceeds from issuance of capital stock	16,710,645	58,736,165	16,428,827
Proceeds from long term debt	15,000,000	0	0
Debt issuance costs	(523,830)	0	0
Repayment of mortgage loan	3,236,721	201,754	196,585
Proceeds from notes payable	1,827,413	1,041,347	666,501
Repayment of notes payable	1,097,001	503,172	440,477
Repayment of preferred stock	0	0	5,394,263
Payment of dividend for preferred stock	0	0	327,748
Payment for warrant inducement	0	62,014	228,676
Net cash provided by financing activities - continuing operations	30,672,239	62,189,471	17,111,997
Net cash used in provided by financing activities - discontinued operations	0	0	(8,370,228)
Net cash provided by financing activities	30,672,239	62,189,471	8,741,769
Impact of changes of foreign exchange rates	0	0	14,389
Net (decrease) increase in cash and cash equivalents	(26,959,698)	32,396,307	992,020
Cash and cash equivalents at beginning of year	46,133,759	13,737,452	12,745,432
Cash and cash equivalents at end of year	19,174,061	46,133,759	13,737,452
Cash paid during the period for:
Interest	232,500	274,100	1,771,800
Taxes	0	0	2,100,000
Supplemental Schedule of non-cash investing activities:
Capitalized interest	0	0	182,000
Common stock, warrants and options received upon sale of Erye	0	0	1,117,901
Supplemental schedule of non-cash financing activities
Common stock and contingent consideration issued in merger	33,490,351
Common stock issued pursuant to the redemption of Convertible Redeemable Series E 7% Preferred Stock	0	0	1,026,600
Common stock issued in payment of dividends for the Convertible Redeemable Series E 7% Preferred Stock	$ 0	$ 0	$ 175,700