Special Charges and Credits	12 Months Ended
Special Charges and Credits	Dec. 31, 2022
Special Charges and Credits [Abstract]
Special Charges and Credits	Special Charges and Credits During the twelve months ended December 31, 2022, the Company recorded $333.7 million within special charges (credits) on the Company's consolidated statements of operations in impairment charges related to the planned acceleration of the retirement of 29 of its A319 aircraft. For additional information, refer to Note 1, Summary of Significant Accounting Policies. In addition, during the twelve months ended December 31, 2022, the Company recorded $47.2 million within special charges (credits) on the Company's consolidated statements of operations, in legal, advisory and other fees related to the former Frontier Merger Agreement, JetBlue's unsolicited proposal, received in March 2022, to acquire all of the Company's outstanding shares in an all-cash transaction and the JetBlue Merger Agreement entered into on July 28, 2022. As part of the former Frontier Merger Agreement, the Company implemented an employee retention bonus program. On July 27, 2022, the Frontier Merger Agreement was mutually terminated; therefore, 50% of the target retention bonus was awarded to the Company's employees during the third quarter of 2022. In addition, as part of the JetBlue Merger Agreement, the Company implemented an additional employee retention bonus program during the third quarter of 2022. The target retention bonus will be paid to the Company's employees upon the successful close of the Merger. In the event the Merger fails or is abandoned, 50% of the target retention bonus will be paid to the Company's employees upon termination of the Merger. During the twelve months ended December 31, 2022, the Company recorded $39.3 million within special charges (credits) on the Company's consolidated statements of operations, related to the Company's retention bonus programs. During the twelve months ended December 31, 2021, the Company recorded a $342.2 million credit, net of the related costs, within special charges (credits) on the Company’s consolidated statements of operations related to the grant component of the PSP2 and PSP3 agreements with the Treasury. In addition, during the twelve months ended December 31, 2021, the Company recorded a credit of $37.5 million related to the CARES Act Employee Retention credit within special charges (credits) on the Company’s consolidated statements of operation. These special credits were partially offset by $2.0 million in special charges recorded during the twelve months ended December 31, 2021 related to salaries, wages and benefits paid to rehired employees, previously terminated with the Company's involuntary employee separation program, in compliance with the restrictions of PSP2 and PSP3. During the twelve months ended December 31, 2020, the Company recorded a $266.8 million credit, net of the related costs, within special charges (credits) on the Company’s consolidated statements of operations related to the grant component of the PSP with the Treasury. These funds were used exclusively to pay for salaries, wages and benefits for the Company's Team Members through September 30, 2020.In addition, during the twelve months ended December 31, 2020, the Company recorded a credit of $38.5 million related to the CARES Act Employee Retention credit within special charges (credits) on the Company’s consolidated statements of operation. These special credits were partially offset by $2.5 million in special charges recorded in the third and fourth quarters of 2020 related to the Company's voluntary and involuntary employee separation programs.