Comprehensive income presents a measure of all changes in shareholders’ equity except for changes resulting from transactions with shareholders in their capacity as shareholders. The following summary sets forth the components of accumulated other comprehensive loss, net of tax:


	December 31,
	2020		2019
	(In thousands)
Cumulative translation adjustments	$	(146,529)	$	(162,243)
Net actuarial loss and prior service cost	(655,040)		(667,459)
Unrealized gain (loss) from cash flow hedges	(15,636)		(6,789)

Accumulated other comprehensive loss	$	(817,205)	$	(836,491)

The gain from currency translation adjustments in 2020 was primarily due to the strengthening of the British Pound and Canadian Dollar against the U.S. Dollar. Refer to Note 18, "Employee Benefit Plans," for further information related to net actuarial loss and prior services cost.