Revolving Credit Agreements - Carrying Amount of Current and Non-Current Revolving Agreements (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Line of Credit Facility [Line Items]
Total current revolving credit agreements	$ 10,580	$ 35,936
Total non-current revolving credit agreement	200,000	60,000
New Nord/LB Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Total current revolving credit agreements	10,580
Nord/LB Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Total current revolving credit agreements		16,091
Syndicated Credit Agreement Working Capital Line of Credit [Member]
Line of Credit Facility [Line Items]
Total current revolving credit agreements		10,727
DZ Bank Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Total current revolving credit agreements		9,118
Wells Fargo Credit Agreement [Member]
Line of Credit Facility [Line Items]
Total non-current revolving credit agreement	$ 200,000	$ 60,000