Note 7 - Income Taxes - Reconciliation of Income Taxes Rates (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Statutory rate	21.00%	21.00%
State and local taxes, net of federal benefitRE: Gray Television, Inc. - 10K	4.70%	4.70%
State tax settlement		7.00%
Research and development credit	(4.50%)	(10.40%)
Foreign tax credit	(6.10%)	(17.60%)
GILTI income inclusion	6.30%	22.00%
Other	(0.30%)	(2.20%)
Effective rate	21.10%	24.50%