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Goodwill and Other Intangible Assets
9 Months Ended
Sep. 30, 2012
Goodwill and Other Intangible Assets  
Goodwill and Other Intangible Assets

(11) Goodwill and Other Intangible Assets

The Company's goodwill and other intangible assets are summarized as follows:

Goodwill, net:

Balance at December31, 2011

$

120,045

Additions through acquisition

3,811

Balance at September30, 2012

$

123,856

Other intangible assets, net:

Balance at December31, 2011

$

94,449

Purchases of intangible assets

11,763

Amortization expense

(6,479

)

Balance at September30, 2012

$

99,733