Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Additional Information (Details)

v3.23.3
Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Accounting Policies [Abstract]        
FDIC amount $ 250,000   $ 250,000  
Contract cost, amortization period 1 year   1 year  
Fuel revenue and fuel costs included fuel taxes $ 311,900 $ 274,800 $ 883,400 $ 750,300