Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2012

Payables and Accruals [Abstract]

Accrued liabilities included in other current liabilities

Accrued liabilities included in other current liabilities as of June 30, 2012 and December 31, 2011 consist of the following:

	June 30, 2012		December 31, 2011
	(in thousands)
Federal excise and other passenger taxes and fees payable	$	27,383	$	17,813
Salaries and wages	18,381		17,123
Airport expenses	13,693		10,682
Aircraft maintenance	10,575		7,816
Fuel	10,288		87
Current portion of tax receivable agreement	9,490		27,399
Deferred gain on sale of slots	9,060		—
Aircraft and facility rent	7,096		7,206
Restructuring	234		329
Other	11,279		10,401
Accrued liabilities	$	117,479	$	98,856