Quarterly report pursuant to Section 13 or 15(d)

Statements of Comprehensive Income

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Statements of Comprehensive Income - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Revenue    
Sales revenue $ 45,966 $ 32,811
Rental revenue 6,534 10,178
Total revenue 52,500 42,989
Cost of revenue    
Cost of sales revenue 21,913 16,507
Cost of rental revenue, including depreciation of $2,689 and $2,947, respectively 4,843 5,203
Total cost of revenue 26,756 21,710
Gross profit    
Gross profit-sales revenue 24,053 16,304
Gross profit-rental revenue 1,691 4,975
Total gross profit 25,744 21,279
Operating expense    
Research and development 1,309 1,168
Sales and marketing 10,529 8,965
General and administrative 8,335 7,869
Total operating expense 20,173 18,002
Income from operations 5,571 3,277
Other income (expense)    
Interest expense   (3)
Interest income 101 29
Other income 207 97
Total other income, net 308 123
Income before provision (benefit) for income taxes 5,879 3,400
Provision (benefit) for income taxes (53) 879
Net income 5,932 2,521
Other comprehensive income (loss), net of tax    
Change in net unrealized gains (losses) on foreign currency hedging 54 (92)
Less: reclassification adjustment for net (gains) losses included in net income (57)  
Total net change in unrealized gains (losses) on foreign currency hedging (3) (92)
Change in net unrealized gains (losses) on available-for-sale investments 64 11
Total other comprehensive income (loss), net of tax 61 (81)
Comprehensive income $ 5,993 $ 2,440
Basic net income per share attributable to common stockholders (Note 5) $ 0.29 $ 0.13
Diluted net income per share attributable to common stockholders (Note 5) $ 0.27 $ 0.12
Weighted-average number of shares used in calculating net income per share attributable to common stockholders:    
Basic common shares 20,489,532 19,827,669
Diluted common shares 21,579,721 20,840,367