Note 18 - Share Repurchase Programs (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Share Repurchase Program [Table Text Block]

		Number of Shares Purchased								Average Price Paid [a]
		*2023*				2022				*2023*				2022
First quarter [b]			2,908,703				11,014,201			$	203.19			$	249.95
Second quarter [c]			606,581				3,100,683				199.81				232.87
Third quarter			-				9,490,339				-				221.52
Fourth quarter			-				3,501,667				-				201.33
Total			3,515,284				27,106,890			$	202.61			$	231.76
Remaining number of shares that may be repurchased under current authority															80,392,027