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Discontinued Operations Discontinued Operations - Additional Information (Details) (USD $)
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12 Months Ended | |||
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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Jan. 15, 2010
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| Discontinued Operations and Disposal Groups [Abstract] | ||||
| Number of self service retail facilities sold | 2 | |||
| Proceeds from sale of businesses, net of cash sold | $ 0 | $ 0 | $ 11,992,000 | |
| Gain on sale of discontinued operations, net of taxes | 0 | 0 | 1,729,000 | |
| Goodwill included in the cost basis of net assets disposed | $ 6,700,000 | |||
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- Definition
The number of self service retail facilities sold. No definition available.
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- Definition
Amount of gain (loss), after tax expense or benefit and not previously recognized, resulting from the sale of a business component. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
For the disposal group, including a component of the entity (discontinued operation), carrying amount of goodwill (adjusted for any amortization recognized prior to adoption of FAS 142 and impairment charges). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents the cash inflow during the period from the sale of a component of the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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