Contingencies - Additional Information (Detail) (USD $)	9 Months Ended			9 Months Ended				0 Months Ended	9 Months Ended				12 Months Ended				9 Months Ended			9 Months Ended			0 Months Ended			36 Months Ended	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Sep. 30, 2014 CEATS, Inc. [Member]	Sep. 30, 2014 Insurance Carriers [Member] Insurance_Carriers	Sep. 30, 2014 Minimum [Member]	Sep. 30, 2014 Maximum [Member]	Jul. 01, 2011 Hotel Occupancy Tax Litigation [Member]	Sep. 30, 2014 Hotel Occupancy Tax Litigation [Member] Lawsuits	Sep. 30, 2014 Hotel Related Antitrust Litigation [Member] Individual	Sep. 30, 2014 Hotel Occupancy General Excise Tax Litigation [Member]	Dec. 31, 2013 Hotel Occupancy General Excise Tax Litigation [Member]	Dec. 31, 2013 Foreign Tax Authority [Member]	Sep. 30, 2014 Washington D.C. and Wyoming [Member] Hotel Occupancy Tax Litigation [Member]	Sep. 30, 2014 HAWAII General Excise Tax Litigation [Member]	Dec. 31, 2013 HAWAII General Excise Tax Litigation [Member]	Sep. 30, 2014 HAWAII General Excise Tax Litigation [Member] Cost of revenue [Member]	Sep. 30, 2013 HAWAII General Excise Tax Litigation [Member] Cost of revenue [Member]	Sep. 30, 2014 HAWAII Hotel Occupancy General Excise Tax Litigation [Member]	Sep. 30, 2014 INDIA Foreign Tax Authority [Member]	Sep. 30, 2014 Discontinued Operations [Member]	Dec. 31, 2013 Discontinued Operations [Member]	Jun. 18, 2013 Ministry of the Economy, Finance and Industry, France	Sep. 30, 2014 Holiday Autos [Member] Discontinued Operations [Member]	Dec. 31, 2013 Holiday Autos [Member] Discontinued Operations [Member]	Sep. 30, 2007 Secret Hotels2 Limited [Member] United Kingdom [Member] Foreign Tax Authority [Member] VAT Litigation [Member]	Dec. 31, 2012 Secret Hotels2 Limited [Member] Discontinued Operations [Member] United Kingdom [Member] Foreign Tax Authority [Member]
Other Commitments [Line Items]
VAT receivables	$ 24,000,000		$ 23,000,000																					$ 5,000,000	$ 6,000,000
Allowance for losses relating to such events in assets of discontinued operations																					4,000,000	4,000,000
Value added tax refund claims denied by court																							4,000,000
Charges associated with cases																	1,000,000	17,000,000									17,000,000
Amount of damages claimed value				10,000,000		317,000,000	482,000,000																			11,000,000
Reserve reversed	6,132,000	(6,117,000)											17,000,000
Period for which suits filed by government									10 years
Number of lawsuits filed									70
Number of lawsuits dismissed									30
Representatives filed suits against company										2
Amounts accrued for loss contingencies											20,000,000	18,000,000		6,000,000	9,000,000	2,000,000			11,000,000
Penalties and interest								4,000,000
Calculated value of tax															10,000,000
Number of disputes against insurance carriers					2
Interest on insurance claims					18.00%
Amount of damages claimed per segment				0.30
Amount of damages claimed	CEATS claimed damages of $0.30 per segment sold on JetBlue’s website during the relevant time period which totaled $10 million.
Interest and penalties related to income taxes																				$ 26,000,000