Snap Media Acquisition (Details) - USD ($)		12 Months Ended
	Nov. 26, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2017	Dec. 31, 2016
Preliminary allocation of consideration to the net tangible and intangible assets acquired
Goodwill			$ 169,994,000			$ 164,887,000	$ 164,887,000
Snap Media
Snap TV Acquisition
Voting interest acquired (as a percent)	75.00%
Net cash acquired	$ 700,000
Cash paid as purchase consideration	1,500,000
Cash consideration payable for acquisition of business		$ 800,000		$ 500,000	$ 500,000
Fees and expenses related to acquisition	600,000
Preliminary allocation of consideration to the net tangible and intangible assets acquired
Accounts receivable			1,419,000
Other current assets			30,000
Intangible asset - content library			616,000
Accounts payable			(259,000)
Accrued expenses			(589,000)
Deferred revenue			(140,000)
Fair value of net assets acquired			1,077,000
Goodwill			5,107,000
Non-controlling interest			(1,379,000)
Total purchase price consideration			$ 4,805,000
Snap Media | Programming rights
Preliminary allocation of consideration to the net tangible and intangible assets acquired
Amortization period			7 years
Snap Media | Common Class A
Snap TV Acquisition
Shares issued or issuable as purchase consideration	$ 101,818	$ 54,825