Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets

The following is a summary of our intangible assets as of December 31 for the years presented: 

	2012			2011
Ancillary provider network	$	1,921		$	1,921
Software	428			428
	2,349			2,349
Accumulated amortization	(1,581		)	(1,453		)
Intangibles, net	$	768		$	896