Note 6 - Intangible Assets - Intangible Assets (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Cost	$ 3,270,456	$ 3,270,456
Accumulated amortization	602,412	463,394
Net book value	2,668,044	2,807,062
Ad Tech Technology [Member]
Cost	1,877,415	1,877,415
Accumulated amortization	406,773	312,902
Net book value	1,470,642	1,564,513
Kidoz OS Technology [Member]
Cost	31,006	31,006
Accumulated amortization	11,197	8,613
Net book value	19,809	22,393
Customer Relationships [Member]
Cost	1,362,035	1,362,035
Accumulated amortization	184,442	141,879
Net book value	$ 1,177,593	$ 1,220,156

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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-Name Accounting Standards Codification
-Topic 926
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