Accumulated Other Comprehensive (Loss) Income (Tables)

6 Months Ended

Jun. 30, 2021

Equity [Abstract]

Components of Accumulated Other Comprehensive (loss) Income

The components of accumulated other comprehensive (loss) income for the three months ended June 30, 2021 are as follows:

							(Gain) Loss
	As of			Gain (Loss)			Reclassified			As of
	March 31,			Recognized			from AOCI			June 30,
	2021			in OCI			to Earnings			2021
Changes in fair market value of derivatives:
Gross	$	(877	)	$	490		$	(142	)	$	(529	)
Income tax benefit (expense)		203			(113	)		33			123
Net		(674	)		377			(109	)		(406	)
Changes in unrealized pension cost:
Gross		(126,157	)		499			21,606			(104,052	)
Income tax benefit (expense)		34,492			(115	)		(4,966	)		29,411
Net		(91,665	)		384			16,640			(74,641	)
Cumulative translation adjustment:
Gross		(2,024	)		1			—			(2,023	)
Total accumulated other comprehensive (loss) income	$	(94,363	)	$	762		$	16,531		$	(77,070	)

The components of accumulated other comprehensive (loss) income for the three months ended June 30, 2020, are as follows:

							Loss
	As of			Gain (Loss)			Reclassified			As of
	March 31,			Recognized			from AOCI			June 30,
	2020			in OCI			to Earnings			2020
Changes in fair market value of derivatives:
Gross	$	(5,044	)	$	250		$	555		$	(4,239	)
Income tax (expense) benefit		1,139			(44	)		(117	)		978
Net		(3,905	)		206			438			(3,261	)
Changes in unrealized pension cost:
Gross		(122,480	)		—			1,574			(120,906	)
Income tax benefit (expense)		33,643			—			(365	)		33,278
Net		(88,837	)		—			1,209			(87,628	)
Cumulative translation adjustment:
Gross		(2,252	)		(14	)		—			(2,266	)
Total accumulated other comprehensive (loss) income	$	(94,994	)	$	192		$	1,647		$	(93,155	)

The components of accumulated other comprehensive (loss) income for the six months ended June 30, 2021, are as follows:

							(Gain) Loss
	As of			Gain (Loss)			Reclassified			As of
	December 31,			Recognized			from AOCI			June 30,
	2020			in OCI			to Earnings			2021
Changes in fair market value of derivatives:
Gross	$	(1,038	)	$	696			(187	)	$	(529	)
Income tax (expense) benefit		240			(160	)		43			123
Net		(798	)		536			(144	)		(406	)
Changes in unrealized pension cost:
Gross		(128,004	)		499			23,453			(104,052	)
Income tax benefit (expense)		34,917			(115	)		(5,391	)		29,411
Net		(93,087	)		384			18,062			(74,641	)
Cumulative translation adjustment:
Gross		(2,036	)		13			—			(2,023	)
Total accumulated other comprehensive (loss) income	$	(95,921	)	$	933		$	17,918		$	(77,070	)

The components of accumulated other comprehensive (loss) income for the six months ended June 30, 2020, are as follows:

							Loss
	As of			Gain			Reclassified			As of
	December 31,			Recognized			from AOCI			June 30,
	2019			in OCI			to Earnings			2020
Changes in fair market value of derivatives:
Gross	$	659		$	(5,172	)	$	274		$	(4,239	)
Income tax (expense) benefit		(150	)		1,181			(53	)		978
Net		509			(3,991	)		221			(3,261	)
Changes in unrealized pension cost:
Gross		(124,140	)		—			3,234			(120,906	)
Income tax benefit (expense)		34,018			—			(740	)		33,278
Net		(90,122	)		—			2,494			(87,628	)
Cumulative translation adjustment:
Gross		(2,211	)		(55	)		—			(2,266	)
Income tax benefit		98			(98	)		—			0
Net		(2,113	)		(153	)		—			(2,266	)
Total accumulated other comprehensive (loss) income	$	(91,726	)	$	(4,144	)	$	2,715		$	(93,155	)