XML 80 R67.htm IDEA: XBRL DOCUMENT v3.25.0.1
Long-Term Debt and Financing Arrangements - Schedule of Outstanding Debt (Detail) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Debt Instrument [Line Items]    
Interim funding for equipment received and expected to be converted to an equipment note in subsequent year; interest paid at a variable rate $ 0 $ 3,265
Secured long-term debt 264,362 350,682
Less current portion (100,001) (105,108)
Total long-term debt 164,361 245,574
Secured Equipment Notes due in 2029 [member]    
Debt Instrument [Line Items]    
Secured long-term debt [1] 21,400 0
Secured Equipment Notes due in 2028 [member]    
Debt Instrument [Line Items]    
Secured long-term debt 85,050 105,744
Secured Equipment Notes due in 2027 [member]    
Debt Instrument [Line Items]    
Secured long-term debt 108,411 147,192
Secured Equipment Notes due in 2026 [Member]    
Debt Instrument [Line Items]    
Secured long-term debt 36,942 55,797
Secured Equipment Notes due in 2025 [Member]    
Debt Instrument [Line Items]    
Secured long-term debt 12,559 30,930
Secured Equipment Notes due in 2024 [Member]    
Debt Instrument [Line Items]    
Secured long-term debt $ 0 $ 7,754
[1] Includes an immaterial amount of notes held at EASO with interest rates up to 13.95%