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Debt (Tables)

9 Months Ended

Sep. 30, 2019

Debt at each of the balance sheet periods consisted of:



	September 30, 2019				September 30, 2018				December 31, 2018
(millions)	Carrying Value		Fair Value		Carrying Value		Fair Value		Carrying Value		Fair Value
3.75% Senior Notes due 2021	$	499.3	$	516.5	$	499.0	$	503.9	$	499.1	$	506.5
2.45% Senior Notes due 2027	496.8		502.1		496.4		453.3		496.5		455.5
6 5/8% Senior Notes due 2029	296.5		392.2		296.3		360.3		296.4		368.5
4.00% Senior Notes due 2029	544.9		617.0		0		0		544.5		562.4
6.25% Senior Notes due 2032	395.7		547.2		395.4		481.8		395.5		496.6
4.35% Senior Notes due 2044	346.6		414.7		346.6		349.7		346.6		350.2
3.70% Senior Notes due 2045	395.4		431.8		395.3		359.1		395.3		366.7
4.125% Senior Notes due 2047	841.5		987.4		841.3		828.4		841.4		831.9
4.20% Senior Notes due 2048	589.8		704.4		589.6		590.4		589.6		594.0
Total	$	4,406.5	$	5,113.3	$	3,859.9	$	3,926.9	$	4,404.9	$	4,532.3

- Definition

Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.

+ References

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+ Details