COMMITMENTS, CONTINGENCIES AND GUARANTEES (Details 2) (USD $) In Billions, unless otherwise specified		3 Months Ended		3 Months Ended		12 Months Ended
	Mar. 31, 2012	Mar. 31, 2012 Flight Equipment engine aircraft	Mar. 31, 2012 International Lease Finance Corporation (ILFC) Flight Equipment	Mar. 31, 2012 International Lease Finance Corporation (ILFC) New Aircraft aircraft	Mar. 31, 2012 International Lease Finance Corporation (ILFC) Additional Aircraft aircraft	Dec. 31, 2011 International Lease Finance Corporation (ILFC) A320 New Engine Option (neo) aircraft
COMMITMENTS
Purchase commitment, number of aircraft purchased				247	18
Number of Used Aircraft		3
Number of New Spare Engines Deliverable		9
Aggregate estimated total remaining payments			$ 18.7
Number of additional aircraft the entity has the right to purchase						50
Other Commitments
Other Commitments	$ 2.8