Commitments and Contingencies (Details Narrative) - USD ($) $ in Thousands			3 Months Ended		12 Months Ended
	May 07, 2020	Apr. 23, 2020	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Aug. 31, 2019
Operating Leases Commitments And Security Deposit [Line Items]
Security deposit			$ 154
POD5 Agreement [Member] | Bit5ive, LLC [Member]
Operating Leases Commitments And Security Deposit [Line Items]
Recognized revenue			3	$ 0
Two Settlement and Termination Agreements [Member]
Operating Leases Commitments And Security Deposit [Line Items]
Present value of settlement distributions						$ 337
Gain on change in fair value			15		$ 176
Loss contingency liability			58		116
Two Settlement and Termination Agreements [Member] | Monthly Settlement of Distributions [Member]
Operating Leases Commitments And Security Deposit [Line Items]
Present value of settlement distributions			$ 43		$ 45
Stipulation of Settlement [Member]
Operating Leases Commitments And Security Deposit [Line Items]
Consideration for settlement, description		The consideration for the settlement of the Derivative Actions is as follows: (i) adoption by the Company of certain corporate governance reforms, the terms of which are fully set forth in Exhibits A and B to the Stipulation; (ii) Robert B. Ladd, H. Robert Holmes, Michael Onghai, and Nolan Bushnell shall collectively pay or cause to be paid $75 to the Company; and (iii) Barry C. Honig, John Stetson, Michael Brauser, John O'Rourke III, and Mark Groussman shall collectively pay or cause to be paid $150 to the Company. Further, the Company shall, subject to court approval, pay a fee and expense award to plaintiffs' counsel in the Derivative Actions of $150 and service awards to each of the two plaintiffs in the Derivative Actions of $1.5 each, to be paid from the fee and expense award.
Federal Stipulation of Settlement [Member] | Subsequent Event [Member]
Operating Leases Commitments And Security Deposit [Line Items]
Consideration for settlement, description	The consideration for the settlement of the Federal Derivative Actions is as follows: (i) adoption by the Company of a certain corporate governance reform, the terms of which are fully set forth in Exhibit A to the Federal Stipulation; and (ii) Robert B. Ladd, H. Robert Holmes, and Michael Onghai shall collectively pay or cause to be paid $65 to the Company. Further, the Company shall, subject to court approval, pay a fee and expense award to plaintiffs' counsel in the Federal Derivative Actions of $30 and incentive awards to each of the two plaintiffs in the Federal Derivative Actions of $.4 each.