Consolidated Statements of Stockholders' Equity - USD ($)	Total	March 11, 2015 [Member]	September 28, 2015 [Member]	Common Stock [Member]	Common Stock [Member] March 11, 2015 [Member]	Common Stock [Member] September 28, 2015 [Member]	Additional Paid-in Capital [Member]	Additional Paid-in Capital [Member] March 11, 2015 [Member]	Additional Paid-in Capital [Member] September 28, 2015 [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Dec. 31, 2012	$ 16,984,085			$ 1,460			$ 47,678,924			$ (30,696,299)
Balance, shares at Dec. 31, 2012				14,599,612
Conversion of convertible notes	701,723			$ 11			701,712
Conversion of convertible notes, shares				110,446
Private placement of common stock	39,963,500			$ 692			39,962,808
Private placement of common stock, shares				6,916,697
Exercise of stock options	332,938			$ 51			332,887
Exercise of stock options, shares				514,466
Stock subscription	109,834			$ 2			109,832
Stock subscription, shares				18,225
Share-based compensation	391,393						391,393
Net loss	(26,868,198)									(26,868,198)
Balance at Dec. 31, 2013	31,615,275			$ 2,216			89,177,556			(57,564,497)
Balance, shares at Dec. 31, 2013				22,159,446
Common shares issued	115,442,747			$ 706			115,442,041
Common shares issued, shares				7,063,300
Exercise of stock options	162,980			$ 25			162,955
Exercise of stock options, shares				247,165
Stock issued for services	176,085			$ 1			176,084
Stock issued for services, shares				10,923
Stock subscription	109,833			$ 2			109,831
Stock subscription, shares				18,225
Share-based compensation	3,843,878						3,843,878
Net loss	(30,691,460)									(30,691,460)
Other comprehensive loss	(104,633)										$ (104,633)
Balance at Dec. 31, 2014	120,554,705			$ 2,950			208,912,345			(88,255,957)	(104,633)
Balance, shares at Dec. 31, 2014				29,499,059
Common shares issued		$ 121,804,369	$ 327,436,205		$ 541	$ 793		$ 121,803,828	$ 327,435,412
Common shares issued, shares					5,411,481	7,935,000
Exercise of stock options	$ 653,046			$ 31			653,015
Exercise of stock options, shares	305,005			305,005
Stock issued for services	$ 182,599			$ 1			182,598
Stock issued for services, shares				5,330
Share-based compensation	10,890,905						10,890,905
Net loss	(104,793,141)									(104,793,141)
Other comprehensive loss	(485,777)										(485,777)
Balance at Dec. 31, 2015	$ 476,242,911			$ 4,316			$ 669,878,103			$ (193,049,098)	$ (590,410)
Balance, shares at Dec. 31, 2015				43,155,875