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Pension (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Pension [Abstract]
Service cost	$ 53	$ 85	$ 108	$ 171
Interest cost	201	168	403	336
Expected return on plan assets	(230)	(248)	(462)	(497)
Recognized net actuarial loss		149		299
Total pension expense	$ 24	$ 154	$ 49	$ 309

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