Debt Obligations (Tables)

6 Months Ended

Jun. 30, 2013

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

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

	June 30,			December 31,
	2013			2012
Unsubordinated term loan	$	138,750		$	144,375
Revolving credit facility	180,000			143,000
Aircraft loans	59,156			63,156
Promissory note due to DHL, unsecured	10,850			13,950
Total long term obligations	388,756			364,481
Less: current portion	(23,426		)	(21,265		)
Total long term obligations, net	$	365,330		$	343,216