| Mar'19 | Mar'18 | Mar'17 | Mar'16 | Mar'15 | Mar'14 | Mar'13 | Mar'12 | Mar'11 | Mar'10 |
|---|---|---|---|---|---|---|---|---|---|
Revenue: | |||||||||
Total revenue | |||||||||
83,412 | 82,837 | - | - | - | - | - | - | - | - |
Product, accessories and parts | |||||||||
- | - | 63,325 | 73,116 | 104,710 | 123,553 | - | - | - | - |
Service | |||||||||
- | - | 13,844 | 12,095 | 10,751 | 9,552 | - | - | - | - |
Total revenue | |||||||||
- | - | 77,169 | 85,211 | 115,461 | 133,105 | 127,557 | 109,371 | 81,890 | 61,554 |
Cost of goods sold: | |||||||||
Product, accessories and parts | |||||||||
- | - | 64,453 | 61,866 | 88,531 | 103,434 | - | - | - | - |
Service | |||||||||
- | - | 10,927 | 10,578 | 8,643 | 7,975 | - | - | - | - |
Total cost of goods sold | |||||||||
73,960 | 67,856 | 75,380 | 72,444 | 97,174 | 111,409 | 113,172 | 103,944 | 82,427 | 69,999 |
Gross margin | |||||||||
9,452 | 14,981 | 1,789 | 12,767 | 18,287 | 21,696 | 14,385 | 5,427 | -537 | -8,445 |
Operating expenses: | |||||||||
Research and development | |||||||||
3,600 | 4,040 | 5,388 | 10,152 | 9,679 | 9,029 | 8,979 | 8,237 | 6,986 | 6,954 |
Selling, general and administrative | |||||||||
20,958 | 19,609 | 20,651 | 27,106 | 39,517 | 27,981 | 27,364 | 28,927 | 26,203 | 28,383 |
Total operating expenses | |||||||||
24,558 | 23,649 | 26,039 | 37,258 | 49,196 | 37,010 | 36,343 | 37,164 | 33,189 | 35,337 |
Loss from operations | |||||||||
-15,106 | -8,668 | -24,250 | -24,491 | -30,909 | -15,314 | -21,958 | -31,737 | -33,726 | -43,782 |
Other income (expense) | |||||||||
-43 | -2 | -49 | -40 | 41 | -20 | - | - | - | - |
Interest income | |||||||||
- | 9 | 31 | - | - | - | - | 2 | 4 | 8 |
Other (expense) income | |||||||||
- | - | - | - | - | - | 25 | 31 | 32 | - |
Interest expense | |||||||||
1,502 | 606 | 536 | 640 | 548 | 712 | 717 | 857 | 873 | 673 |
Change in warrant valuation | |||||||||
- | 741 | 421 | - | - | -10 | - | - | - | - |
Loss before provision for income taxes | |||||||||
-16,651 | -10,008 | -25,225 | -25,171 | - | - | - | - | - | - |
Change in fair value of warrant liability | |||||||||
- | - | - | - | - | - | -781 | -13,983 | 3,667 | 22,853 |
Loss before income taxes | |||||||||
- | - | - | - | -31,416 | -16,036 | -21,869 | -18,578 | -38,230 | -67,300 |
Provision for income taxes | |||||||||
8 | 18 | 19 | 20 | 117 | 220 | 694 | 186 | 240 | -59 |
Net loss | |||||||||
-16,659 | -10,026 | -25,244 | -25,191 | - | - | - | - | - | - |
Net loss attributable to common stockholders | |||||||||
- | - | - | - | -31,533 | -16,256 | -22,563 | -18,764 | -38,470 | -67,241 |
Basic (in shares) | |||||||||
- | - | - | - | 16,401 | 15,353 | 302,168 | 266,945 | 245,941 | 199,579 |
Net loss per common share attributable to common stockholders—basic and diluted (in dollars per share) | |||||||||
-0.25 | -0.20 | -0.79 | -1.39 | -1.92 | -1.06 | -0.07 | -0.07 | -0.16 | -0.34 |
Weighted average shares used to calculate basic and diluted net loss per common share attributable to common stockholders (in shares) | |||||||||
66,994 | 51,339 | 32,074 | 18,162 | - | - | - | - | - | - |
Product, accessories and parts | |||||||||
Total revenue | |||||||||
66,303 | 66,754 | - | - | - | - | - | - | - | - |
Total cost of goods sold | |||||||||
60,149 | 56,590 | - | - | - | - | - | - | - | - |
Service | |||||||||
Total revenue | |||||||||
17,109 | 16,083 | - | - | - | - | - | - | - | - |
Total cost of goods sold | |||||||||
13,811 | 11,266 | - | - | - | - | - | - | - | - |