Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2012

Intangible Assets [Abstract]

Estimated useful lives

The Company amortizes intangible assets on a straight line basis over their estimated useful lives as follows:

Trademarks	1-10 years
Contracts – third party	7 years
Contracts – owned equipment	5-7 years

Intangible assets

Intangible assets as of September 30, 2012 and December 31, 2011 were as follows (in thousands):

	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
September 30, 2012
Trademarks	$	1,278	$	(799	)	$	479
Contracts- third party		3,650		(3,129	)		521
Contracts- owned equipment		3,911		(3,261	)		650
	$	8,839	$	(7,189	)	$	1,650
December 31, 2011
Trademarks	$	1,278	$	(702	)	$	576
Contracts- third party		3,650		(2,738	)		912
Contracts- owned equipment		3,924		(3,079	)		845
	$	8,852	$	(6,519	)	$	2,333