Subsequent Events (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended		9 Months Ended
	Oct. 04, 2011	Jan. 25, 2011	Sep. 30, 2011
Closed offering of Class A and Class B Trust Certificates	$ 726	$ 657
Number of aircraft encumbered by private mortgages or liens			27
Debt instrument interest percentage	8.625%
Boeing 737-823 [Member] | 2009 [Member]
Number of aircrafts delivered	2
Boeing 737-823 [Member]
Number of aircrafts delivered	14		15
Boeing 757-223 [Member]
Number of aircrafts delivered	14		6
Boeing 767-323ER [Member]
Number of aircrafts delivered			2
Boeing 777-223ER [Member]
Number of aircrafts delivered	13		7