Summary of Significant Accounting Policies - Revenue Recognition by Major Source (Details) - BW Ultimate Parent, LLC and Subsidiaries - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Accounting Policies [Line Items]
Total revenues	$ 683,630	$ 600,318
Fuel sales
Accounting Policies [Line Items]
Total revenues	464,305	400,177
Inside merchandise sales
Accounting Policies [Line Items]
Total revenues	213,677	195,104
Other revenues
Accounting Policies [Line Items]
Total revenues	$ 5,648	$ 5,037

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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+ Details