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COMMITMENTS AND CONTINGENCIES, Legal Matters (Details)		6 Months Ended
	Feb. 05, 2021 USD ($)	Jun. 30, 2021 Defendant Claim shares	Mar. 16, 2021 shares	Mar. 15, 2021 shares	Dec. 31, 2020 shares
Legal Matters [Abstract]
Certificate of incorporation to increase the authorized shares (in shares) | shares		100,000,000			100,000,000
Novellus, Ltd. [Member]
Legal Matters [Abstract]
Defendants salary promised against plaintiff | $	$ 500,000
Percentage of equity promised against plaintiff	7.00%
Novellus, Ltd. [Member] | Minimum [Member]
Legal Matters [Abstract]
Loss contingency, damages sought, value | $	$ 10,000,000
NTN Buzztime, Inc [Member]
Legal Matters [Abstract]
Number of defendant | Defendant		10
Number of claims filed | Claim		2
NTN Buzztime, Inc [Member] | Robert Garfield [Member]
Legal Matters [Abstract]
Certificate of incorporation to increase the authorized shares (in shares) | shares			100,000,000	15,000,000

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The percentage of equity promised to the plaintiff seeks in the legal matter.

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The monetary amount of salary promised to the plaintiff seeks in the legal matter.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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Number of defendants named in a legal action.

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