Stockholders' Equity	12 Months Ended
Dec. 31, 2020
Stockholders' Equity Note [Abstract]
Stockholders' Equity	Stockholders’ Equity On December 8, 2017, the Board of Directors approved a two-year share repurchase program, or the 2017 Authorization, of up to $750 million worth of common stock beginning on January 1, 2018. The 2017 Authorization was completed in 2019. On September 19, 2019, the Board of Directors approved a share repurchase program, or the 2019 Authorization, of up to $800 million worth of common stock beginning on October 1, 2019 and ending no later than December 31, 2021. Our share repurchase programs include authorization for repurchases in open market transactions pursuant to Rules 10b-18 and/or 10b5-1 of the Exchange Act, and/or one or more privately-negotiated accelerated stock repurchase transactions. In 2018, we entered into three separate ASR agreements for a sum of $375 million. A total of 19.1 million shares were repurchased under these ASR agreements with an average price paid per share of $19.60. In 2019, we entered into four separate ASR agreements for a sum of $535 million. A total of 28.1 million shares were repurchased under these ASR agreements with an average price paid per share of $19.02. During the first quarter of 2020, we repurchased 13.0 million shares at an average price of $12.27 per share. The total shares purchased by JetBlue under each of the ASRs in 2020, 2019, and 2018 were based on the volume weighted average prices of JetBlue's common stock during the terms of the respective agreements. In accordance with the PSP Agreement and the Loan Agreement with the Treasury, we are prohibited from making any share repurchases. We have suspended our share repurchase program as of March 31, 2020. On December 4, 2020, we completed the public offering of 42.0 million shares of our common stock at a public offering price of $14.40 per share. We intend to use the net proceeds from the offering for general corporate purposes. As of December 31, 2020, we had a total of 26.5 million shares of our common stock reserved for issuance. These shares are primarily related to our equity incentive plans. Refer to Note 8 to our consolidated financial statements for further details on our share-based compensation. As of December 31, 2020, we had a total of 158.0 million shares of treasury stock.

On December 8, 2017, the Board of Directors approved a two-year share repurchase program, or the 2017 Authorization, of up to $750 million worth of common stock beginning on January 1, 2018. The 2017 Authorization was completed in 2019.

On September 19, 2019, the Board of Directors approved a share repurchase program, or the 2019 Authorization, of up to $800 million worth of common stock beginning on October 1, 2019 and ending no later than December 31, 2021.

Our share repurchase programs include authorization for repurchases in open market transactions pursuant to Rules 10b-18 and/or 10b5-1 of the Exchange Act, and/or one or more privately-negotiated accelerated stock repurchase transactions.

In 2018, we entered into three separate ASR agreements for a sum of $375 million. A total of 19.1 million shares were repurchased under these ASR agreements with an average price paid per share of $19.60.

In 2019, we entered into four separate ASR agreements for a sum of $535 million. A total of 28.1 million shares were repurchased under these ASR agreements with an average price paid per share of $19.02.

During the first quarter of 2020, we repurchased 13.0 million shares at an average price of $12.27 per share.

The total shares purchased by JetBlue under each of the ASRs in 2020, 2019, and 2018 were based on the volume weighted average prices of JetBlue's common stock during the terms of the respective agreements.

In accordance with the PSP Agreement and the Loan Agreement with the Treasury, we are prohibited from making any share repurchases. We have suspended our share repurchase program as of March 31, 2020.

On December 4, 2020, we completed the public offering of 42.0 million shares of our common stock at a public offering price of $14.40 per share. We intend to use the net proceeds from the offering for general corporate purposes.

As of December 31, 2020, we had a total of 26.5 million shares of our common stock reserved for issuance. These shares are primarily related to our equity incentive plans. Refer to Note 8 to our consolidated financial statements for further details on our share-based compensation.

As of December 31, 2020, we had a total of 158.0 million shares of treasury stock.