Employee Benefit Plans

6 Months Ended

Jun. 30, 2019

Employee Benefit Plans Disclosure [Abstract]

Employee Benefit Plans Disclosure [Text Block]

11. Employee Benefit Plans

The Company’s subsidiary in the United Kingdom, Biochrom Limited, maintains contributory, defined benefit pension plans for substantially all of its employees. These defined benefit pension plans have been closed to new employees since 2014, as well as closed to the future accrual of benefits for existing employees. The components of the Company’s defined benefit pension expense were as follows:

		Three Months Ended				Six Months Ended
		June 30,				June 30,
		2019		2018		2019		2018
		(in thousands)
Components of net periodic benefit cost:
Interest cost	$	123	$	118	$	255	$	250
Expected return on plan assets		(170)		(184)		(352)		(388)
Net amortization loss		71		52		147		110
Net periodic benefit cost (income)	$	24	$	(14)	$	50	$	(28)

For the three months ended June 30, 2019 and 2018, the Company contributed $0.2 million, for both periods, to its defined benefit pension plans. For the six months ended June 30, 2019 and 2018, the Company contributed $0.4 million and $0.4 million, respectively to its defined benefit pension plans. The Company expects to contribute approximately $0.3 million to its defined benefit pension plans during the remainder of 2019.

The Company had an underfunded pension liability of approximately $0.9 million as of June 30, 2019 and December 31, 2018 included in the other long term liabilities line item in the consolidated balance sheets.