Subsequent Events (Details)															3 Months Ended
	Jan. 29, 2016 USD ($)	Dec. 31, 2015 USD ($)	Nov. 30, 2015 USD ($)	Oct. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Sep. 16, 2015 member	Sep. 15, 2015 USD ($)	Sep. 08, 2015 USD ($) member $ / shares shares	Aug. 31, 2015 USD ($)	Jul. 31, 2015 USD ($)	Jun. 24, 2015 USD ($)	Jun. 11, 2015 USD ($)	Jan. 22, 2015 member	Jun. 24, 2014 USD ($)	Sep. 30, 2015 USD ($)	Sep. 21, 2015 USD ($)	Jun. 30, 2015 USD ($) $ / shares shares	Jun. 30, 2014 USD ($) $ / shares shares	Sep. 16, 2013 $ / shares	May. 10, 2012 $ / shares shares
Subsequent Event [Line Items]
Common stock, par value (usd per share) | $ / shares																	$ 0.001	$ 0.001
Number of warrants issued (in warrants) | shares																				21,364
Common stock, shares issued | shares																	23,383,125	15,743,541
Warrants, exercise price per share (in dollars per warrant) | $ / shares																			$ 92.00	$ 640.00
Loans payable																	$ 24,091,000	$ 15,000,000
DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Number of shares issued in acquisition | shares								1,353,975
Choose Digital
Subsequent Event [Line Items]
Promissory note														$ 2,570,000
Period for average closing price											5 days			5 days
Contingent consideration at time of acquisition											$ 4,792,000			$ 2,570,000			4,792,000
Choose Digital | Subsequent Event
Subsequent Event [Line Items]
Payments to stockholders in Forbearance Agreement									$ 532,000	$ 668,000
Interest included in payments										252,000
Forecast | Choose Digital | Subsequent Event
Subsequent Event [Line Items]
Payments to stockholders in Forbearance Agreement	$ 1,754,000	$ 517,000	$ 521,000	$ 524,000	$ 528,000
DDGG | Subsequent Event
Subsequent Event [Line Items]
Common stock, shares issued | shares								11,250,000
Number of board members | member								3
Number of board members designated | member								2
MGT Sports | DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Number of shares issued in acquisition | shares								1,269,342
Common stock, par value (usd per share) | $ / shares								$ 0.001
MGT Sports | DDGG | Subsequent Event
Subsequent Event [Line Items]
Number of warrants issued (in warrants) | shares								1,500,000
Warrants, exercise price per share (in dollars per warrant) | $ / shares								$ 0.40
MGT Sports | DDGG | DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Number of shares issued in acquisition | shares								2,550,000
Number of warrants issued (in warrants) | shares								1,500,000
Warrants, exercise price per share (in dollars per warrant) | $ / shares								$ 0.40
Third Parties | DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Number of shares issued in acquisition | shares								84,633
Third Parties | DDGG | Subsequent Event
Subsequent Event [Line Items]
Number of warrants issued (in warrants) | shares								350,000
Warrants, exercise price per share (in dollars per warrant) | $ / shares								$ 0.40
Third Parties | DDGG | DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Number of shares issued in acquisition | shares								150,000
Number of warrants issued (in warrants) | shares								350,000
Warrants, exercise price per share (in dollars per warrant) | $ / shares								$ 0.40
Sportech | DDGG | Subsequent Event
Subsequent Event [Line Items]
Number of board members designated | member								1
Promissory Note | Subsequent Event
Subsequent Event [Line Items]
Interest rate								5.00%
Promissory Note | Promissory Note due September 29, 2015 | Subsequent Event
Subsequent Event [Line Items]
Promissory note								$ 250,000
Promissory Note | Promissory Note due September 29, 2015 | MGT Sports | DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Promissory note								234,000
Promissory Note | Promissory Note due September 29, 2015 | Third Parties | DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Promissory note								15,625,000
Promissory Note | Promissory Note due March 8, 2016 | MGT Sports | DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Promissory note								1,875,000
Promissory Note | Promissory Note due March 8, 2016 | Third Parties | DraftDay.com | Subsequent Event
Subsequent Event [Line Items]
Promissory note								125,000
Promissory Note | Promissory Note due September 8, 2015 | Subsequent Event
Subsequent Event [Line Items]
Promissory note								$ 2,000,000
Line of Credit | Line of Credit Grid Note
Subsequent Event [Line Items]
Interest rate												12.00%
Debt issue amount																	10,000,000
Draw on line of credit											$ 2,000,000	$ 1,000,000
Loans payable																	$ 3,000,000	$ 0
Line of Credit | Line of Credit Grid Note | Subsequent Event
Subsequent Event [Line Items]
Draw on line of credit							$ 1,000,000		$ 2,000,000	$ 1,000,000
Repayment of note															$ 1,425,000
Loans payable																$ 5,575,000
Affiliated Entity | MGT Sports | DDGG | Subsequent Event
Subsequent Event [Line Items]
Common stock, shares issued | shares								2,550,000
Affiliated Entity | Third Parties | DDGG | Subsequent Event
Subsequent Event [Line Items]
Common stock, shares issued | shares								150,000
Affiliated Entity | Sportech | DDGG | Subsequent Event
Subsequent Event [Line Items]
Common stock, shares issued | shares								9,000,000
SFX-94 | Subsequent Event
Subsequent Event [Line Items]
Number of employees hired | member						8
Commissions on Sales and Reimbursement for Barter Transaction Expenses | SFX-94
Subsequent Event [Line Items]
Number of employees hired | member													25