Accumulated Other Comprehensive (Loss) Income (Tables)

3 Months Ended

Mar. 31, 2021

Equity [Abstract]

Components of Accumulated Other Comprehensive (loss) Income

The components of accumulated other comprehensive (loss) income for the three months ended March 31, 2021 are as follows:

							(Gain) Loss
	As of			Gain (Loss)			Reclassified			As of
	December 31,			Recognized			from AOCI			March 31,
	2020			in OCI			to Earnings			2021
Changes in fair market value of derivatives:
Gross	$	(1,038	)	$	206		$	(45	)	$	(877	)
Income tax benefit (expense)		240			(47	)		10			203
Net		(798	)		159			(35	)		(674	)
Changes in unrealized pension cost:
Gross		(128,004	)		—			1,847			(126,157	)
Income tax benefit (expense)		34,917			—			(425	)		34,492
Net		(93,087	)		—			1,422			(91,665	)
Cumulative translation adjustment:
Gross		(2,036	)		12			—			(2,024	)
Total accumulated other comprehensive (loss) income	$	(95,921	)	$	171		$	1,387		$	(94,363	)

The components of accumulated other comprehensive (loss) income for the three months ended March 31, 2020, are as follows:

							(Gain) Loss
	As of			(Loss) Gain			Reclassified			As of
	December 31,			Recognized			from AOCI			March 31,
	2019			in OCI			to Earnings			2020
Changes in fair market value of derivatives:
Gross	$	659		$	(5,422	)	$	(281	)	$	(5,044	)
Income tax (expense) benefit		(150	)		1,225			64			1,139
Net		509			(4,197	)		(217	)		(3,905	)
Changes in unrealized pension cost:
Gross		(124,140	)		—			1,660			(122,480	)
Income tax benefit (expense)		34,018			—			(375	)		33,643
Net		(90,122	)		—			1,285			(88,837	)
Cumulative translation adjustment:
Gross		(2,211	)		(41	)		—			(2,252	)
Income tax benefit (expense)		98			(98	)		—			—
Net		(2,113	)		(139	)		—			(2,252	)
Total accumulated other comprehensive (loss) income	$	(91,726	)	$	(4,336	)	$	1,068		$	(94,994	)