Other Comprehensive Income (Loss)

Change in other comprehensive (loss) income by component were as follows:



(in thousands)	Three Months Ended March 30, 2019									Three Months Ended March 31, 2018
	Pre-tax			Tax			Net of Tax			Pre-tax			Tax			Net of Tax
Defined benefit pension plan adjustments	$	(78	)	$	(29	)	$	(49	)	$	(68	)	$	(65	)	$	(3	)
Foreign currency translation adjustments	8,122			—			8,122			(276		)	—			(276		)
Total change in other comprehensive income (loss)	$	8,044		$	(29	)	$	8,073		$	(344	)	$	(65	)	$	(279	)

The following tables set forth the changes in accumulated other comprehensive (loss) income by component for the three months ended March 30, 2019 and March 31, 2018:



(in thousands)	Pension and postretirement liability and reclassification adjustments			Foreign currency translation adjustment			Accumulated other comprehensive income (loss)
Balance at December 29, 2018	$	(9,959	)	$	(87,965	)	$	(97,924	)
Activity in the period	(49		)	8,122			8,073
Balance at March 30, 2019	$	(10,008	)	$	(79,843	)	$	(89,851	)



(in thousands)	Pension and postretirement liability and reclassification adjustments			Unrealized gain (loss) on investments			Foreign currency translation adjustment			Accumulated other comprehensive income (loss)
Balance at December 30, 2017	$	(10,836	)	$	9,795		$	(62,627	)	$	(63,668	)
Cumulative effect adjustment (a)	—			(9,795		)	—			(9,795		)
Activity in the period	(3		)	—			(276		)	(279		)
Balance at March 31, 2018	$	(10,839	)	$	—		$	(62,903	)	$	(73,742	)

(a)The Company adopted ASU 2016-01 on December 31, 2017 on a modified retrospective basis, recognizing the cumulative effect as a $9.8 million increase to retained earnings.

Amounts reclassified from accumulated other comprehensive (loss) income to earnings for the three months ended March 30, 2019 and March 31, 2018 were as follows:



	Three Months Ended
(in thousands)	March 30, 2019		March 31, 2018
Pension and Postemployment plans:
Amortization of prior service	$	62	$	74

The Company recognizes the amortization of prior service costs in Other (expense) income, net within the Condensed Consolidated Statements of Net Income.