Significant Accounting Policies (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Reclassification [Line Items]
Interest income, operating	$ 3,719	$ 3,568
Revenues	144,175	82,853
Operating income	$ 20,338	17,358
Revision of Prior Period, Reclassification, Adjustment
Reclassification [Line Items]
Interest income, operating		3,600
Interest income, nonoperating		(3,600)
Revenues		3,600
Operating income		$ 3,600