CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Income Statement [Abstract]
Product sales, net	$ 18,027	$ 9,361
Cost of product sales	7,666	7,109
Gross profit	10,361	2,252
Research and development	3,729	3,467
Selling, general and administrative	10,954	8,408
Total operating expenses	14,683	11,875
Loss from operations	(4,322)	(9,623)
Other income (expense):
(Increase) decrease in fair value of warrants	(2,907)	107
Foreign currency translation (loss)	(44)	(1)
Interest income	0	1
Interest expense	(432)	(262)
Other income	46	0
Total other income (expense)	(3,337)	(155)
Net loss	$ (7,659)	$ (9,778)
Net loss per share attributable to common shareholders (Basic and Diluted) (in dollars per share)	$ (0.21)	$ (0.31)
Weighted average number of common shares outstanding (Basic and Diluted) (in shares)	36,140	31,896

Total costs related to goods produced and sold during the reporting period.

Name:	us-gaap_CostOfGoodsSold
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References

No definition available.