Accrued Liabilities (Tables)

3 Months Ended

Mar. 31, 2015

Payables and Accruals [Abstract]

Accrued liabilities included in other current liabilities

Other current liabilities as of March 31, 2015 and December 31, 2014 consist of the following:

	March 31, 2015		December 31, 2014
	(in thousands)
Federal excise and other passenger taxes and fees payable	$	47,730	$	42,628
Federal and state income tax payable	31,511		3,286
Salaries and wages	30,078		34,209
Airport expenses	24,162		21,726
Aircraft maintenance	17,508		16,127
Aircraft and facility rent	10,651		10,089
Fuel	8,937		9,508
Other	20,297		15,348
Other current liabilities	$	190,874	$	152,921