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Consolidated Statements of Comprehensive Income (unaudited) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Mar. 31, 2017 | Mar. 31, 2016
Consolidated Statements Of Comprehensive Income |  |  |  |
Sales, net | $ 8,490,042 | $ 4,111,973 | $ 19,360,109 | $ 12,538,634
Cost of sales | 4,267,318 | 1,887,146 | 9,007,180 | 5,702,239
Gross margin | 4,222,724 | 2,224,827 | 10,352,929 | 6,836,395
Operating expenses: |  |  |  |
Selling, general and administrative | 2,329,762 | 1,812,205 | 6,190,705 | 4,822,118
New product development | 308,394 | 164,990 | 853,939 | 481,403
Amortization of intangibles | 304,809 |  | 304,809 |
Loss on disposal of property and equipment |  | 34,189 |  | 46,065
Total costs and expenses | 2,942,965 | 2,011,384 | 7,349,453 | 5,349,586
Operating income | 1,279,759 | 213,443 | 3,003,476 | 1,486,809
Other income (expense) |  |  |  |
Interest expense | (154,639) | (8,287) | (167,832) | (30,100)
Interest expense - debt costs | (38,338) |  | (38,338) |
Change in fair value of warrant liability | (748,169) | 661,854 | (457,784) | (25,211)
Other income (expense) | 27,985 | 35,718 | (228,935) | (217,296)
Total other income (expense), net | (913,161) | 689,285 | (892,889) | (272,607)
Net income before income taxes | 366,598 | 902,728 | 2,110,587 | 1,214,202
Income taxes | 265,774 | 126,970 | 771,600 | 131,054
Net income | 100,824 | 775,758 | 1,338,987 | 1,083,148
Foreign currency translation adjustment | 38,636 | 26,258 | 113,818 | 47,181
Comprehensive income | $ 139,460 | $ 802,016 | $ 1,452,805 | $ 1,130,329
Earnings (loss) per common share (basic) | $ 0.00 | $ 0.05 | $ 0.07 | $ 0.07
Number of shares used in per share calculation (basic) | 23,818,136 | 15,530,574 | 18,621,072 | 15,339,337
Earnings (loss) per common share (diluted) | $ 0.00 | $ 0.04 | $ 0.07 | $ 0.06
Number of shares used in per share calculation (diluted) | 25,628,703 | 17,404,152 | 20,145,976 | 16,843,880

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