CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Current assets
Cash and cash equivalents	$ 13,934,807	$ 19,857,833
Restricted cash, short-term	10,850,136	10,701,305
Accounts receivable	1,263,680	1,802,107
Inventory	2,983,249	2,983,249
Prepaid expenses and other current assets	1,900,566	2,019,999
Total current assets	30,932,438	37,364,493
Property, plant and equipment, net	108,850	138,640
Restricted cash, long-term	3,754,940	6,542,448
Deferred costs	94,296,804	96,592,334
Deferred tax asset, net	2,441,720	2,431,963
Goodwill	898,334	898,334
Other assets	702,167	702,167
Total assets	133,135,253	144,670,379
Current liabilities
Accounts payable	432,207	1,328,867
Accrued expenses and other current liabilities	3,586,195	5,481,579
Warrant liability	14,769,276	11,466,162
Total current liabilities	4,018,402	6,810,446
Deferred revenue	376,030,704	377,641,485
Other liabilities	774,131	840,253
Long-term debt	72,159,240	71,050,324
Total liabilities	467,751,753	467,808,670
Commitments and Contingencies
Stockholders’ deficiency
Common stock ($.0001 par value, 600,000,000 shares authorized, 79,039,000 issued and outstanding at March 31, 2018, and December 31, 2017, respectively)	7,904	7,904
Additional paid-in capital	214,556,941	214,229,581
Accumulated deficit	(549,181,345)	(537,375,776)
Total stockholders’ deficiency	(334,616,500)	(323,138,291)
Total liabilities and stockholders’ deficiency	$ 133,135,253	$ 144,670,379

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.