Consolidated Statements of Operations and Comprehensive Loss - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Revenue    
Product sales $ 23,809 $ 20,325
Reader equipment rentals 4,205 4,831
Total revenue 28,014 25,156
Cost of goods sold    
Cost of goods sold (excluding amortization of intangible assets) 10,188 10,825
Cost of goods sold - reader equipment depreciation 2,130 1,732
Gross profit 15,696 12,599
Operating expenses    
Sales and marketing 14,397 19,349
Clinical, regulatory and research & development 5,152 6,951
General and administrative 11,057 14,935
Amortization of intangible assets 1,066 1,501
Impairment of long-lived assets 1,372
Total operating expenses 31,672 44,108
Loss from operations (15,976) (31,509)
Other income (expense)    
Interest expense (4,003) (2,023)
Changes in fair value of warrant obligations 28 227
Other, net 31 76
Total other income (expense) (3,944) (1,720)
Net loss and comprehensive loss $ (19,920) $ (33,229)
Weighted average shares outstanding - basic * [1] 4,647,983 3,369,808
Net loss per share - basic * [1] $ (4.29) $ (9.86)
Weighted average shares outstanding - diluted * [1] 4,647,983 3,373,180
Net loss per share - diluted * [1] $ (4.29) $ (9.92)
[1] Restated for a 1-for-10 reverse stock split effected February 27, 2017.