Postretirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2019

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost

Components of Net Periodic Benefit Cost

	UNITED STATES
(In thousands)	Three Months Ended June 30						Six Months Ended June 30
	2019			2018			2019			2018
Interest cost	$	1,661		$	1,540		$	3,322		$	3,079
Expected return on plan assets		(2,361	)		(2,321	)		(4,722	)		(4,642	)
Amortization of net actuarial loss		652			936			1,304			1,873
Net periodic benefit cost	$	(48	)	$	155		$	(96	)	$	310

	UNITED KINGDOM
(In thousands)	Three Months Ended June 30						Six Months Ended June 30
	2019			2018			2019			2018
Interest cost	$	140		$	144		$	282		$	292
Expected return on plan assets		(198	)		(226	)		(399	)		(457	)
Amortization of net actuarial loss		62			56			125			113
Net periodic benefit cost	$	4		$	(26	)	$	8		$	(52	)

Defined Contribution Plan Expenses for Company's Qualified Contribution Plans

Defined contribution plan expenses for the Company’s qualified contribution plans were as follows:

(In thousands)	Three Months Ended June 30				Six Months Ended June 30
	2019		2018		2019		2018
Retirement savings contributions	$	1,215	$	1,706	$	3,624	$	3,463
Profit sharing contributions		964		1,068		1,846		2,010
Total	$	2,179	$	2,774	$	5,470	$	5,473