Other Comprehensive Income Information

9 Months Ended

Sep. 30, 2020

Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]

Other Comprehensive Income Information

Other Comprehensive Income Information

ExxonMobil Share of Accumulated Other Comprehensive Income	Cumulative Foreign Exchange Translation Adjustment	Post-retirement Benefits Reserves Adjustment	Total
	(millions of dollars)
Balance as of December 31, 2018	(13,881)	(5,683)	(19,564)
Current period change excluding amounts reclassified from accumulated other comprehensive income	(252)	48	(204)
Amounts reclassified from accumulated other comprehensive income	—	491	491
Total change in accumulated other comprehensive income	(252)	539	287
Balance as of September 30, 2019	(14,133)	(5,144)	(19,277)
Balance as of December 31, 2019	(12,446)	(7,047)	(19,493)
Current period change excluding amounts reclassified  from accumulated other comprehensive income (1)	(1,125)	(172)	(1,297)
Amounts reclassified from accumulated other comprehensive income	14	587	601
Total change in accumulated other comprehensive income	(1,111)	415	(696)
Balance as of September 30, 2020	(13,557)	(6,632)	(20,189)

 (1) Cumulative Foreign Exchange Translation Adjustment includes net investment hedge gain/(loss) of $(159) million, net of taxes.

Amounts Reclassified Out of Accumulated Other Comprehensive Income - Before-tax Income/(Expense)	Three Months Ended September 30,		Nine Months Ended September 30,
	2020	2019	2020	2019
	(millions of dollars)		(millions of dollars)
Foreign exchange translation gain/(loss) included in net income (Statement of Income line: Other income)	(14)	—	(14)	—
Amortization and settlement of postretirement benefits reserves adjustment included in net periodic benefit costs
(Statement of Income line: Non-service pension and postretirement benefit expense)	(268)	(236)	(790)	(664)

Income Tax (Expense)/Credit For Components of Other Comprehensive Income	Three Months Ended September 30,		Nine Months Ended September 30,
	2020	2019	2020	2019
	(millions of dollars)		(millions of dollars)
Foreign exchange translation adjustment	57	1	72	1
Postretirement benefits reserves adjustment (excluding amortization)	74	(56)	64	(36)
Amortization and settlement of postretirement benefits reserves adjustment included in net periodic benefit costs	(62)	(50)	(177)	(152)
Total	69	(105)	(41)	(187)