Additional Balance Sheet Detail and Supplemental Cash Flow Information (Details 1) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Supplemental Cash Flow Information [Abstract]
Cash and Cash Equivalents	$ 61,633	$ 61,464
Restricted Cash Equivalents	1,745	1,705
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 63,378	$ 63,169	$ 58,289	$ 94,170