Net Periodic Benefit Cost (Tables)

6 Months Ended

Jun. 30, 2020

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

Net periodic pension cost for the Company’s defined benefit pension plans and U.S. post-retirement medical plan includes the following components for the three months ended June 30:

	U.S. Pension Benefits						Non-U.S. Pension Benefits						Other U.S. Post-retirement Benefits						Total
	2020			2019			2020			2019			2020			2019			2020			2019
Service cost, net	$	326		$	266		$	4,528		$	3,799		$	—		$	—		4,854			4,065
Interest cost on projected benefit obligations	889			1,146			1,097			2,520			7			16			1,993			3,682
Expected return on plan assets	(1,524		)	(1,472		)	(8,017		)	(7,218		)	—			—			(9,541		)	(8,690		)
Recognition of prior service cost	—			—			(1,735		)	(1,637		)	(19		)	—			(1,754		)	(1,637		)
Recognition of actuarial losses/(gains)	645			593			5,712			5,062			(7		)	(173		)	6,350			5,482
Net periodic pension cost/(credit)	$	336		$	533		$	1,585		$	2,526		$	(19	)	$	(157	)	$	1,902		$	2,902

Net periodic pension cost for the Company’s defined benefit pension plans and U.S. post-retirement medical plan includes the following components for the six months ended June 30:

	U.S. Pension Benefits						Non-U.S. Pension Benefits						Other U.S. Post-retirement Benefits						Total
	2020			2019			2020			2019			2020			2019			2020			2019
Service cost, net	$	652		$	532		$	9,045		$	7,500		$	—		$	—		9,697			8,032
Interest cost on projected benefit obligations	1,778			2,292			2,332			5,063			14			32			4,124			7,387
Expected return on plan assets	(3,048		)	(2,944		)	(16,104		)	(14,519		)	—			—			(19,152		)	(17,463		)
Recognition of prior service cost	—			—			(3,460		)	(3,339		)	(38		)	—			(3,498		)	(3,339		)
Recognition of actuarial losses/(gains)	1,290			1,187			11,311			10,247			(14		)	(346		)	12,587			11,088
Net periodic pension cost/(credit)	$	672		$	1,067		$	3,124		$	4,952		$	(38	)	$	(314	)	$	3,758		$	5,705