Property and Equipment (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2010
|
|
Property, Plant and Equipment [Line Items] | |||
Property and equipment, gross | $ 177,022 | $ 144,986 | |
Less: accumulated depreciation | (83,718) | (71,535) | |
Property and equipment, net | 93,304 | 73,451 | |
Depreciation expense | 12,387 | 10,761 | 10,229 |
Land
|
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Property, Plant and Equipment [Line Items] | |||
Property and equipment, gross | 10,481 | 9,108 | |
Buildings
|
|||
Property, Plant and Equipment [Line Items] | |||
Property and equipment, gross | 12,386 | 10,705 | |
Furniture, fixtures, equipment and leasehold improvements
|
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Property, Plant and Equipment [Line Items] | |||
Property and equipment, gross | $ 154,155 | $ 125,173 |