CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
REVENUES	[1]	$ 1,676.5	$ 1,474.0	$ 1,429.1
OPERATING EXPENSES:
Wages and benefits		762.6	677.2	654.8
Aircraft and engine rent		0.7	3.6	6.1
Depreciation and amortization		126.3	117.0	159.4
Executive separation and Merger-related items (Note 4)		47.1	3.2	0.3
Total operating expenses		1,508.2	1,337.0	1,293.8
OPERATING INCOME		168.3	137.0	135.3
OTHER INCOME (EXPENSE):
Investment income and other, net		5.7	7.6	1.8
Interest expense		(60.6)	(57.7)	(49.1)
Total other expense, net		(54.9)	(50.1)	(47.3)
INCOME BEFORE INCOME TAXES		113.4	86.9	88.0
INCOME TAX EXPENSE		37.2	22.3	33.2
NET INCOME		$ 76.2	$ 64.6	$ 54.8
NET INCOME PER COMMON SHARE—BASIC (in dollars per share)		$ 1.90	$ 1.65	$ 1.40
NET INCOME PER COMMON SHARE—DILUTED (in dollars per share)		$ 1.87	$ 1.62	$ 1.38
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING—BASIC (in shares)		40,020,266	39,096,437	39,084,367
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING—DILUTED (in shares)		40,657,520	39,759,275	39,653,973
Nonrelated Party
OPERATING EXPENSES:
Maintenance and repair		$ 280.6	$ 268.0	$ 254.1
Other		249.3	225.1	197.7
Related Party
OPERATING EXPENSES:
Maintenance and repair		40.3	43.2	31.2
Other		$ 1.3	$ (0.3)	$ (9.8)

[1] Substantially all of the Company’s revenues are derived from related parties during the years ended December 31, 2025, 2024, and 2023. Refer to Note 16, Related Party Transactions and Note 5, Revenue Recognition.