Merger, Disposition and Acquisition Transactions, Merger (Details) - USD ($)	Mar. 25, 2021	Dec. 31, 2021	Dec. 31, 2020
Merger Agreement [Abstract]
Number of shares of common stock owned by stockholders immediately before the Merger (in shares)		52,021,000	0
Goodwill		$ 2,044,000	$ 2,044,000
NTN Buzztime, Inc [Member]
Merger Agreement [Abstract]
Percentage of outstanding common stock received by members and financial adviser	96.35%
Number of common stock issued in exchange of membership interests (in shares)	39,992,000
Number of common stock issued as compensation for services (in shares)	1,068,000
Purchase price	$ 8,178,000
Closing price of common stock (in dollars per share)	$ 5.40
Number of shares of common stock owned by stockholders immediately before the Merger (in shares)	1,514,000
Goodwill	$ 8,589,000