Debt Obligations (Tables)

12 Months Ended

Dec. 31, 2012

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

Long term obligations consisted of the following (in thousands):

	December 31,			December 31,
	2012			2011
Unsubordinated term loan	$	144,375		$	150,000
Revolving credit facility	143,000			106,000
Aircraft loans	63,156			70,754
Promissory note due to DHL, unsecured	13,950			20,150
Total long term obligations	364,481			346,904
Less: current portion	(21,265		)	(13,223		)
Total long term obligations, net	$	343,216		$	333,681

Schedule of Maturities of Long-term Debt

The scheduled annual principal payments on long term debt, as of December 31, 2012, for the next five years are as follows (in thousands):

	Principal Payments
2013	$	21,265
2014	23,721
2015	24,344
2016	33,865
2017	243,695
2018 and beyond	17,591
	$	364,481