Statements Of Cash Flows - USD ($)	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities
Net earnings (loss)	$ 999,669	$ (4,607,417)
Adjustments to reconcile net earnings (loss) to cash used in operating activities:
Depreciation	277,402	185,802
Amortization of intangibles	99,661	99,660
Amortization of deferred finance costs	49,588	108,850
Share-based compensation	412,678	566,975
Loss on asset disposal	20,772
Adjustment of warrants	(3,429,563)	(166,664)
Changes in operating assets and liabilities:
Accounts receivable	(210,757)	1,318,967
Inventories	396,988	(806,755)
Prepaid expenses and other current assets	288,295	147,942
Other assets	(1,806)	(13,081)
Accounts payable	(885,763)	587,562
Accrued liabilities	(603,653)	(627,335)
Deferred revenue	(794,922)	(1,398,213)
Other liabilities	907	(5,307)
Net cash used in operating activities	(3,380,504)	(4,609,014)
Cash flows from investing activities
Purchase of fixed assets	(4,297)
Net cash used in investing activities	(4,297)
Cash flows from financing activities
Payments of deferred financing costs	(100,000)	(100,000)
Proceeds from (payments of) revolving line of credit		3,000,000
Payments of Healthcare Royalty Partners debt		(23,709)
Proceeds from issuance of stock, net of issuance costs	18,872	(2,770)
Net cash provided by (used in) financing activities	(81,128)	2,873,521
Net increase (decrease) in cash and cash equivalents	(3,465,929)	(1,735,493)
Cash and cash equivalents at beginning of period	8,501,392	5,593,582
Cash and cash equivalents at end of period	$ 5,035,463	$ 3,858,089