Related Party Transactions (Table)

3 Months Ended

Mar. 31, 2012

Related Party Transactions [Abstract]

Primary Allocation Metrics Policies

Account	Allocation metric between subsidiaries
Operating revenue:
Passenger	Actual ticket revenue based on specifically identified flights operated by each carrier. Frequent flyer component of passenger revenue based on historic revenue passenger miles ("RPMs") split between carriers. Regional revenue, based on the carrier that contracted with the regional carrier
Cargo	Actual by operating carrier
Other operating	Passenger related based on passenger revenue and other based on passengers enplaned or other similar criteria
Operating expense:
Aircraft fuel	Actual by operating carrier
Salaries and related costs	Actual for operational workgroups and allocation based on historical RPMs for administrative personnel
Regional capacity purchase	Actual based on specific identification of the carrier that contracted with regional carrier for flying
Landing fees and other rent	Allocation based on passengers enplaned
Aircraft maintenance materials and outside repairs	Actual based on the aircraft maintained
Depreciation and amortization	Specific identification of carriers' operational assets (i.e. flight equipment) and intangible assets and allocation based on historical RPMs for other assets
Distribution expenses	Allocation based on passenger revenue
Aircraft rent	Actual based on specific identification of each carrier's aircraft
Special charges	Specific identification
Other operating expenses	Specific identification where applicable and allocation based on historical RPMs for other