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Note 10 - Debt (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Schedule of Debt [Table Text Block]

	*Issuance Date*		*Maturity Date*		*2021*				*2020*
Short-term debt and current portion of long-term debt:
Syndicated revolving credit facility	Various		Various		$	—			$	50.0
Senior notes:
5.800% senior notes, less unamortized discount and debt issuance costs of $0.0 and $(0.1), respectively	4/6/2011		5/1/2021			450.0				449.9
Finance lease liabilities ⁽¹⁾	Various		Various			14.8				14.4
Short-term debt and current portion of long-term debt						464.8				514.3
Long-term debt:
Senior notes:
3.625% senior notes, less unamortized discount and debt issuance costs of $(10.6) and $(10.7), respectively	5/13/2020		5/15/2050			489.4				489.3
4.125% senior notes, inclusive of unamortized premium, and net of unamortized discount and debt issuance costs of $12.0 and $12.4, respectively	3/6/2019		3/15/2029			612.0				612.4
4.000% senior notes, less unamortized discount and debt issuance costs of $(5.1) and $(5.4), respectively	5/15/2015		6/15/2025			894.9				894.6
5.500% senior notes, less unamortized discount and debt issuance costs of $(4.3) and $(4.3), respectively	5/15/2015		6/15/2045			345.7				345.7
4.125% senior notes, less unamortized discount and debt issuance costs of $(0.9) and $(1.1), respectively	9/12/2012		9/12/2022			349.1				348.9
Finance lease liabilities ⁽¹⁾	Various		Various			10.0				10.3
Syndicated revolving credit facility debt issuance costs	Various		Various			(1.5	)			(1.6	)
Long-term debt						2,699.6				2,699.6
Total debt					$	3,164.4			$	3,213.9