Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2019

Fair Value Disclosures [Abstract]

Financial Assets And Liabilities Carried At Fair Value

A summary of financial assets and liabilities that are measured at fair value on a recurring basis were as follows ($ in millions):

	Year Ended December 31		Quoted Prices in Active Market (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
2019
Assets:
Available-for-sale debt securities	$	33.7	$	—	$	33.7	$	—
Investment in equity securities	110.8		—		—		—
Cross-currency swap derivative contracts	25.7		—		25.7		—
Liabilities:
Cross-currency swap derivative contracts	111.7		—		111.7		—
Deferred compensation plans	70.4		—		70.4		—
2018
Assets:
Available-for-sale debt securities	$	38.3	$	—	$	38.3	$	—
Investment in equity securities	60.3		—		—		—
Liabilities:
Deferred compensation plans	49.8		—		49.8		—

Carrying Amounts And Fair Values Of Financial Instruments

The carrying amounts and fair values of the Company’s financial instruments as of December 31 were as follows ($ in millions):

	2019				2018
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Assets:
Available-for-sale debt securities	$	33.7	$	33.7	$	38.3	$	38.3
Investment in equity securities	110.8		110.8		60.3		60.3
Cross-currency swap derivative contracts	25.7		25.7		—		—
Liabilities:
Cross-currency swap derivative contracts	111.7		111.7		—		—
Notes payable and current portion of long-term debt	212.4		212.4		51.8		51.8
Long-term debt	21,516.7		21,896.9		9,688.5		9,990.6