Commitments and concentrations (Details) (USD $)	1 Months Ended		4 Months Ended	6 Months Ended
	Sep. 30, 2013	Dec. 31, 2011	Jun. 30, 2012	Dec. 31, 2013 employment	Jun. 30, 2013
Other Commitments [Line Items]
Consulting Agreement Term				1 year
Issuance of common stock for cash, Amount		$ 50,000	$ 126,500	$ 103,000
Issuance of common stock for cash, Shares		2,000,000	126,500	54,950
Trading price of shares issued				100,000
Risk-free interest rate (in percent)				0.77%
Prepaid expenses				62,606
Deferred Compensation				(66,668)
Amortized Cost Basis Agreement	203,000
Expected volatility (in percent)				154.00%
Dividend yield				0.00%
Expected Term				5 years
Aggregate Of Contract Employment				2
Aggregate Of Contract Employment Terms				260,000
Stock options, Granted				614,000
Stock options, Granted One				114,000
Stock options, Granted Two				125,000
Exercised 1				114,000
Exercised 2				125,000
Exercised 3				125,000
Exercised 4				125,000
Exercised 5				125,000
Vested and exercisable, Weighted Average Exercise Price 1				$ 2.50
Vested and exercisable, Weighted Average Exercise Price 2				$ 3.00
Vested and exercisable, Weighted Average Exercise Price 3				$ 3.50
Vested and exercisable, Weighted Average Exercise Price 4				$ 3.75
Vested and exercisable, Weighted Average Exercise Price 5				$ 4.00
Grant Date Fair Value Of Stock Options Granted				339,372
Aggregate grant date fair value of stock options granted				1,419,000
Maximum [Member]
Other Commitments [Line Items]
Risk-free interest rate (in percent)				1.66%
Minimum [Member]
Other Commitments [Line Items]
Risk-free interest rate (in percent)				1.36%
Single Foreign Customer [Member]
Other Commitments [Line Items]
Sales services				$ 300,000