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Parts and Supplies Inventory (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024	Dec. 31, 2023
Inventory [Line Items]
Less: parts and supplies inventory reserve	$ (206)	$ (196)	$ 0
Parts and supplies inventory, net	6,325	5,658	5,142
Aircraft parts
Inventory [Line Items]
Parts and supplies inventory, gross	5,206	5,101	4,824
Materials and supplies
Inventory [Line Items]
Parts and supplies inventory, gross	$ 1,325	$ 753	$ 318

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- Definition

Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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