Additional Balance Sheet Detail and Supplemental Cash Flow Information (Details 1) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Supplemental Cash Flow Information [Abstract]
Cash and cash equivalents	$ 73,330	$ 56,664	$ 154,066
Restricted Cash Equivalents	1,389		1,377
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 74,719	$ 58,289	$ 155,443	$ 94,170