Subsequent Events (Details) - USD ($)	Jul. 05, 2016	Jul. 29, 2016	Jun. 30, 2016	Dec. 31, 2015
Subsequent Event [Line Items]
Common stock, shares authorized			100,000,000	100,000,000
Series D Warrants [Member]
Subsequent Event [Line Items]
Exercise price of warrants exercised (in dollars per share)			$ 2.46
Subsequent Event [Member]
Subsequent Event [Line Items]
Common stock, shares authorized		16,602,704
Subsequent Event [Member] | Series D Warrants [Member]
Subsequent Event [Line Items]
Exercise price of warrants exercised (in dollars per share)	$ 1.75
Subsequent Event [Member] | Sabby Purchase Agreement, First Closing [Member] | Common Stock [Member]
Subsequent Event [Line Items]
Shares converted on as-converted basis (in shares)	961,628
Payments for repurchase of private placement	$ 1,779,012
Subsequent Event [Member] | Sabby Purchase Agreement, First Closing [Member] | Common Stock [Member] | Placement Agent Warrants [Member]
Subsequent Event [Line Items]
Number of common stock purchased upon issuance of warrants (in shares)	27,440
Subsequent Event [Member] | Sabby Purchase Agreement, First Closing [Member] | Series A Convertible Preferred Stock [Member]
Subsequent Event [Line Items]
Shares repurchased (in shares)	1,779
Subsequent Event [Member] | Sabby Purchase Agreement, Second Closing [Member]
Subsequent Event [Line Items]
Shares repurchased (in shares)	6,001
Shares converted on as-converted basis (in shares)	3,243,777
Subsequent Event [Member] | Sabby Purchase Agreement, Second Closing [Member] | Common Stock [Member]
Subsequent Event [Line Items]
Payments for repurchase of private placement	$ 6,000,988
Subsequent Event [Member] | Sabby Purchase Agreement, Second Closing [Member] | Common Stock [Member] | Placement Agent Warrants [Member]
Subsequent Event [Line Items]
Number of common stock purchased upon issuance of warrants (in shares)	92,560
Subsequent Event [Member] | Sabby Management, LLC [Member] | Private Placement [Member] | Common Stock [Member]
Subsequent Event [Line Items]
Shares issuable upon conversion (in shares)	3,151,000
Subsequent Event [Member] | Sabby Management, LLC [Member] | Private Placement [Member] | Series B Convertible Preferred Stock [Member]
Subsequent Event [Line Items]
Proceeds from Issuance of Private Placement	$ 3,151,000
Fixed conversion price per share (in dollars per share)	$ 1.00
Subsequent Event [Member] | Sabby Management, LLC [Member] | Private Placement [Member] | Sabby Purchase Agreement, Second Closing [Member] | Common Stock [Member]
Subsequent Event [Line Items]
Shares issuable upon conversion (in shares)	10,629,000
Subsequent Event [Member] | Sabby Management, LLC [Member] | Private Placement [Member] | Sabby Purchase Agreement, Second Closing [Member] | Series B Convertible Preferred Stock [Member]
Subsequent Event [Line Items]
Proceeds from Issuance of Private Placement	$ 10,629,000
Fixed conversion price per share (in dollars per share)	$ 1.00