COMMITMENTS AND CONTINGENCIES (Tables)

6 Months Ended

Sep. 30, 2013

Commitments and Contingencies [Abstract]

Aircraft Purchase Contracts Table

	Six Months Ending March 31, 2014		Fiscal Year Ending March 31,
			2015		2016		2017		2018 and thereafter		Total
Commitments as of September 30, 2013: (1)
Number of aircraft:
Medium	5		10		—		—		—		15
Large (2)	8		8		6		2		—		24
SAR configured	—		10		8		—		—		18
	13		28		14		2		—		57
Related expenditures (in thousands)(3)
Medium and large	$	237,696	$	236,116	$	88,112	$	25,769	$	—	$	587,693
SAR configured	86,721		172,496		116,717		—		—		375,934
	$	324,417	$	408,612	$	204,829	$	25,769	$	—	$	963,627
Options as of September 30, 2013: (2)
Number of aircraft:
Medium	—		5		9		5		3		22
Large (2)	—		4		11		15		11		41
	—		9		20		20		14		63
Related expenditures (in thousands)(3)	$	47,059	$	257,393	$	419,491	$	391,602	$	196,933	$	1,312,478

Rollforward schedule of aircraft purchase orders and options

	Three Months Ended
	September 30, 2013				June 30, 2013
	Orders		Options		Orders		Options
Beginning of period	47		70		45		70
Aircraft delivered	(5	)	—		(5	)	—
Aircraft ordered	11		—		7		—
Exercised options	4		(4	)	—		—
Expired options	—		(3	)	—		—
End of period	57		63		47		70

Aircraft Lease Table

End of Lease Term	Number of Aircraft	Monthly Lease Payments (in thousands)
Six months ending March 31, 2014 to fiscal year 2015	2	$	192
Fiscal year 2016 to fiscal year 2018	17	3,550
Fiscal year 2019 to fiscal year 2024	23	2,675
	42	$	6,417