Debt Obligations (Tables)

6 Months Ended

Jun. 30, 2012

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

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

	June 30,			December 31,
	2012			2011
Unsubordinated term loan	$	148,125		$	150,000
Revolving credit facility	131,000			106,000
Aircraft loans	67,020			70,754
Promissory note due to DHL, unsecured	17,050			20,150
Total long term obligations	363,195			346,904
Less: current portion	(17,239		)	(13,223		)
Total long term obligations, net	$	345,956		$	333,681