Consolidated Balance Sheets - USD ($)	Mar. 31, 2019	Dec. 31, 2018
CURRENT ASSETS
Cash and cash equivalents	$ 1,218,116	$ 2,786,832
Restricted cash	10,135	10,135
Accounts receivable and other, net	758,491	789,421
Other current assets	545,846	1,016,136
Total current assets	2,532,588	4,602,524
PROPERTY AND EQUIPMENT
Equipment and office fixtures	10,859,409	11,033,536
Accumulated depreciation	(10,808,027)	(10,915,557)
Total property and equipment	51,382	117,979
NON-CURRENT ASSETS
Investment in unconsolidated entity	973,159	752,667
Total non-current assets	973,159	752,667
Total assets	3,557,129	5,473,170
CURRENT LIABILITIES
Accounts payable	3,115,212	2,772,423
Accrued expenses	10,557,654	9,804,546
Loans payable	29,605,457	29,448,988
Total current liabilities	43,278,323	42,025,957
LONG-TERM LIABILITIES
Deferred income and revenue participation rights	3,818,750	4,643,750
Total long-term liabilities	3,818,750	4,643,750
Total liabilities	47,097,073	46,669,707
Commitments and contingencies (NOTE G)
STOCKHOLDERS' EQUITY/(DEFICIT)
Preferred stock - $.0001 par value; 24,984,166 shares authorized; none outstanding	0	0
Common stock – $.0001 par value; 75,000,000 shares authorized; 9,222,199 and 9,222,199 issued and outstanding	922	922
Additional paid-in capital	218,016,953	217,993,953
Accumulated (deficit)	(241,050,232)	(239,882,346)
Total stockholders' equity/(deficit) before non-controlling interest	(23,032,357)	(21,887,471)
Non-controlling interest	(20,507,587)	(19,309,066)
Total stockholders' equity/(deficit)	(43,539,944)	(41,196,537)
Total liabilities and stockholders' equity/(deficit)	$ 3,557,129	$ 5,473,170

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).

Name:	us-gaap_AccountsPayableCurrent
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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682