Goodwill and Other Intangibles (Tables)

12 Months Ended

Dec. 31, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Goodwill and Other Intangible Assets Acquired

At December 31, 2013 and 2012, intangible assets consisted of the following:

	December 31,
	2013			2012
Goodwill	$	74,377		$	44,577
Other intangible assets:
Lease related intangibles	$	1,345		$	1,345
Non-compete agreements		30			30
Trade names		750			750
Gross carrying value of intangible assets subject to amortization		2,125			2,125
Less accumulated amortization		(1,168	)		(1,064	)
Net carrying value	$	957		$	1,061

Schedule of Changes in the Carrying Amount of Goodwill

The following table discloses the changes in the carrying amount of goodwill for the years ended December 31, 2013 and 2012:

	2013
	December 31, 2012			Additions		Impairments		December 31, 2013
Goodwill, gross	$	82,817		$	29,800	$	—	$	112,617
Accumulated impairment losses		(38,240	)		—		—		(38,240	)
Total goodwill, net	$	44,577		$	29,800	$	—	$	74,377

	2012
	December 31, 2011			Additions		Impairments		December 31, 2012
Goodwill, gross	$	46,327		$	36,490	$	—	$	82,817
Accumulated impairment losses		(38,240	)		—		—		(38,240	)
Total goodwill, net	$	8,087		$	36,490	$	—	$	44,577