
($ in millions)	Foreign Currency Translation Adjustments (a)	Pension and Other Postretirement Benefit Adjustments, net of tax (b)	Unrealized Gain on Derivatives, net of tax	Accumulated Other Comprehensive Loss
January 1, 2022	($1,988)	($763)	$1	($2,750)
Current year deferrals to AOCL	30	(11)	—	19
Reclassifications from AOCL to net income	10	7	—	17
March 31, 2022	($1,948)	($767)	$1	($2,714)

January 1, 2023	($2,254)	($557)	$1	($2,810)
Current year deferrals to AOCL	262	(9)	—	253
Reclassifications from AOCL to net income	1	148	—	149
March 31, 2023	($1,991)	($418)	$1	($2,408)

(a)The tax cost related to unrealized foreign currency translation adjustments on net investment hedges was $64 million and $11 million as of March 31, 2023 and 2022, respectively.

(b)The tax (benefit)/cost related to the adjustment for pension and other postretirement benefits was $(46) million and $2 million for the three months ended March 31, 2023 and 2022, respectively. Reclassifications from AOCL are included in the computation of net periodic benefit cost (See Note 10, "Pensions and Other Postretirement Benefits").