Note 7 - Segment Information (Details Textual)	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)
Number of Operating Segments	4		4
Internet Operations [Member] | UNITED STATES
Revenue from Contract with Customer, Including Assessed Tax	$ 204,707	$ 212,512	$ 410,584	$ 432,792
Internet Operations [Member] | CANADA
Revenue from Contract with Customer, Including Assessed Tax	$ 10,815	$ 11,407	$ 21,618	$ 23,393