Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2020

Fair Value Disclosures [Abstract]

Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]

In accordance with the provisions of ASC 820, the following tables provide the valuation hierarchy classification of assets and liabilities that are carried at fair value and measured on a recurring and non-recurring basis in our Condensed Consolidated Balance Sheet as of March 31, 2020 and December 31, 2019: 

	March 31, 2020
(dollars in millions)	Total		Level 1		Level 2		Level 3
Recurring fair value measurements:
Available-for-sale securities	$	52	$	52	$	—	$	—
Derivative assets	137		—		137		—
Derivative liabilities	(594)		—		(594)		—

	December 31, 2019
(dollars in millions)	Total		Level 1		Level 2		Level 3
Recurring fair value measurements:
Available-for-sale securities	$	57	$	57	$	—	$	—
Derivative assets	56		—		56		—
Derivative liabilities	(287)		—		(287)		—

Fair Value, by Balance Sheet Grouping [Table Text Block]

The following table provides carrying amounts and fair values of financial instruments that are not carried at fair value in our Condensed Consolidated Balance Sheet at March 31, 2020 and December 31, 2019:

	March 31, 2020				December 31, 2019
(dollars in millions)	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Long-term receivables	$	364	$	360	$	344	$	347
Customer financing notes receivable	309		283		283		283
Short-term borrowings	(1,725)		(1,725)		(2,364)		(2,364)
Long-term debt (excluding finance leases)	(44,510)		(47,738)		(41,199)		(46,202)
Long-term liabilities	(339)		(328)		(336)		(322)

The following table provides the valuation hierarchy classification of assets and liabilities that are not carried at fair value in our Condensed Consolidated Balance Sheet at March 31, 2020 and December 31, 2019:

	March 31, 2020
(dollars in millions)	Total		Level 1		Level 2		Level 3
Long-term receivables	$	360	$	—	$	360	$	—
Customer financing notes receivable	283		—		283		—
Short-term borrowings	(1,725)		—		(500)		(1,225)
Long-term debt (excluding finance leases)	(47,738)		—		(44,642)		(3,096)
Long-term liabilities	(328)		—		(328)		—

	December 31, 2019
(dollars in millions)	Total		Level 1		Level 2		Level 3
Long-term receivables	$	347	$	—	$	347	$	—
Customer financing notes receivable	283		—		283		—
Short-term borrowings	(2,364)		—		—		(2,364)
Long-term debt (excluding finance leases)	(46,202)		—		(45,802)		(400)
Long-term liabilities	(322)		—		(322)		—