Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2021

Equity and Accumulated Other Comprehensive Earnings

Schedule of activity related to accumulated other comprehensive earnings (loss)

($ in millions)	​ Currency Translation (Net of Tax)		Pension and Other Postretirement Benefits (Net of Tax)		Derivatives Designated as Hedges (Net of Tax)		Accumulated Other Comprehensive Earnings (Loss)
Balance at December 31, 2019	$	(340)	$	(558)	$	(12)	$	(910)
Other comprehensive earnings (loss) before reclassifications		(215)		(29)		(4)		(248)
Amounts reclassified from accumulated other comprehensive earnings (loss) into earnings		—		121		83		204
Balance at December 31, 2020		(555)		(466)		67		(954)
Other comprehensive earnings (loss) before reclassifications		19		158		156		333
Reclassification of net deferred (gains) losses into earnings		—		139		(100)		39
Balance at December 31, 2021	$	(536)	$	(169)	$	123	$	(582)

Information related to amounts reclassified into net earnings from accumulated other comprehensive earnings (loss)

	Years Ended December 31,
($  in millions)	2021		2020		2019
Gains (losses) on cash flow hedges:
Commodity contracts recorded in net sales	$	(121)	$	22	$	18
Commodity contracts recorded in cost of sales		153		(65)		(45)
Currency exchange contracts recorded in selling, general and administrative		90		(54)		7
Cross-currency swaps recorded in selling, general and administrative		—		(2)		35
Interest rate contracts recorded in interest expense		(2)		(8)		13
Total before tax effect		120		(107)		28
Tax benefit (expense) on amounts reclassified into earnings		(20)		24		(6)
Recognized gain (loss), net of tax	$	100	$	(83)	$	22
Amortization of pension and other postretirement benefits: (a)
Actuarial gains (losses)	$	(47)	$	(39)		(14)
Prior service income (expense)		(2)		(2)		(2)
Effect of pension settlements		(135)		(120)		(8)
Total before tax effect		(184)		(161)		(24)
Tax benefit (expense) on amounts reclassified into earnings		45		40		6
Recognized gain (loss), net of tax	$	(139)	$	(121)	$	(18)

(a) These components include the computation of net periodic benefit cost detailed in Note 17.