Expected Credit Losses - Type Of Customer Receivable (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Expected Credit Losses
Accounts receivable and notes receivable, current	$ 2,298	$ 2,392
Contract assets, net	1,516	1,516
Long-term notes receivable, net of current portion	30	44
Other current liabilities		14
Total allowance for expected credit losses on customer receivables	$ 3,844	$ 3,966