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Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2019

Defined Benefit Pension Plans

Net Periodic Pension and Postretirement Benefit Costs

For the three and six months ended June 30, 2019 and July 1, 2018, Teradyne’s net periodic pension cost was comprised of the following:

		For the Three Months Ended
		June 30, 2019								July 1, 2018
		United States				Foreign				United States				Foreign
		(in thousands)
Service cost		$	399			$	192			$	545			$	200
Interest cost			1,799				176				2,430				175
Expected return on plan assets			(1,510	)			(7	)			(2,550	)			(5	)
Amortization of prior service cost			—				—				14				—
Net actuarial loss (gain)			252				—				(189	)			—
Settlement loss			—				—				78				—
Total net periodic pension cost		$	940			$	361			$	328			$	370
		For the Six Months Ended
		June 30, 2019								July 1, 2018
		United States				Foreign				United States				Foreign
		(in thousands)
Service cost		$	804			$	381			$	1,116			$	426
Interest cost			3,595				349				5,427				372
Expected return on plan assets			(3,021	)			(14	)			(5,919	)			(10	)
Amortization of prior service cost			—				—				29				—
Net actuarial loss (gain)			252				—				(189	)			—
Settlement loss			—				—				78				—
Total net periodic pension cost		$	1,630			$	716			$	542			$	788

Postretirement Benefit Plans

Net Periodic Pension and Postretirement Benefit Costs

For the three and six months ended June 30, 2019 and July 1, 2018, Teradyne’s net periodic postretirement benefit cost was comprised of the following:

		For the Three Months Ended								For the Six Months Ended
		June 30, 2019				July 1, 2018				June 30, 2019				July 1, 2018
		(in thousands)
Service cost		$	11			$	10			$	20			$	19
Interest cost			88				48				173				98
Amortization of prior service credit			(48	)			(93	)			(95	)			(187	)
Net actuarial loss			196				40				196				40
Special termination benefits			—				1,192				—				2,818
Total net periodic postretirement benefit cost		$	247			$	1,197			$	294			$	2,788

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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