Restatement of the Unaudited Consolidated Financial Statements (Details) - USD ($)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Inventory	$ 5,510,154		$ 7,637,384
Total Current Assets	41,211,071		48,828,318
Non-Current Inventory	6,007,601		5,986,752
Total Assets	51,206,679		58,779,640
Accrued Liabilities	3,191,501		4,715,712
Current Portion of Deferred Revenue	2,285,932
Total Current Liabilities	9,724,852		9,143,174
Deferred Revenue	13,864,677
Total Liabilities	23,589,529		25,866,492
Accumulated Deficit	(245,811,897)		(240,262,376)
Total Shareholders’ Equity	27,617,150		32,913,148
Total Liabilities and Shareholders’ Equity	51,206,679		58,779,640
Cost of Sales	15,669,072	$ 12,234,782
Gross Profit	(720,493)	2,357,472
Selling, General and Administrative	3,331,955	6,100,715
Operating Loss	(5,718,804)	(4,958,094)
Net Loss	$ (5,549,521)	$ (4,742,023)
Basic and Diluted Net Loss per Share	$ (0.11)	$ (0.09)
Basic and Diluted Weighted Average Shares Outstanding	51,288,424.00	50,686,044.00
Comprehensive Loss	$ (5,742,001)	$ (4,629,516)
Common Stock	273,656,910		$ 273,210,907
Net Loss	(5,549,521)	(4,742,023)
Stock-Based Compensation	446,003	2,259,316
Increase in Inventory Reserves	2,046,954
Decrease in Other Liabilities	(1,494,969)	2,160,268
Cash Used In Operating Activities	(4,604,561)	$ (5,076,976)
Reclassification of inventory from a current asset to non-current	2,300,000
Reclassification of deferred license revenue from long term liabilities to current liabilities	2,300,000
As Previously Reported [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Inventory	8,544,854
Total Current Assets	44,245,771
Non-Current Inventory	3,722,901
Total Assets	51,956,679
Accrued Liabilities	4,191,501
Total Current Liabilities	8,438,920
Deferred Revenue	16,150,609
Total Liabilities	24,589,529
Accumulated Deficit	(246,791,897)
Total Shareholders’ Equity	27,367,150
Total Liabilities and Shareholders’ Equity	51,956,679
Cost of Sales	14,919,072
Gross Profit	29,507
Selling, General and Administrative	5,061,955
Operating Loss	(6,698,804)
Net Loss	$ (6,529,521)
Basic and Diluted Net Loss per Share	$ (0.13)
Basic and Diluted Weighted Average Shares Outstanding	51,288,424
Comprehensive Loss	$ (6,722,001)
Common Stock	274,386,910
Net Loss	(6,529,521)
Stock-Based Compensation	1,176,003
Increase in Inventory Reserves	1,296,954
Decrease in Other Liabilities	(494,969)
Cash Used In Operating Activities	(4,604,561)
Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Inventory	(3,034,700)
Total Current Assets	(3,034,700)
Non-Current Inventory	2,284,700
Total Assets	(750,000)
Accrued Liabilities	(1,000,000)
Current Portion of Deferred Revenue	2,285,932
Total Current Liabilities	1,285,932
Deferred Revenue	(2,285,932)
Total Liabilities	(1,000,000)
Accumulated Deficit	980,000
Total Shareholders’ Equity	250,000
Total Liabilities and Shareholders’ Equity	(750,000)
Cost of Sales	750,000
Gross Profit	(750,000)
Selling, General and Administrative	(1,730,000)
Operating Loss	980,000
Net Loss	$ 980,000
Basic and Diluted Net Loss per Share	$ 0.02
Comprehensive Loss	$ 980,000
Common Stock	(730,000)
Net Loss	980,000
Stock-Based Compensation	(730,000)
Increase in Inventory Reserves	750,000
Decrease in Other Liabilities	$ (1,000,000)