Post-effective amendment to a registration statement that is not immediately effective upon filing

Intangible assets (Details)

v3.6.0.2
Intangible assets (Details) - USD ($)
3 Months Ended 12 Months Ended
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Jun. 30, 2015
Mar. 31, 2015
Finite-Lived Intangible Assets [Line Items]          
Subtotal   $ 69,673 $ 59,089 $ 29,517 $ 25,406
Trademarks   1,560 1,560 1,560 1,560
Intangible assets, net $ 83,607 71,233 60,649 31,077 26,966
Trademarks [Member]          
Finite-Lived Intangible Assets [Line Items]          
Trademarks $ 1,560 $ 1,560 1,560 1,560 1,560
Patents [Member]          
Finite-Lived Intangible Assets [Line Items]          
Finite lived intangible asset estimated useful life 15 years 15 years      
Patents $ 88,286 $ 74,562 62,847 31,067 26,450
Less: Accumulated amortization (6,239) (4,889) (3,758) (1,550) (1,044)
Subtotal $ 82,047 $ 69,673 $ 59,089 $ 29,517 $ 25,406