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Intangible Assets and Acquisitions (Tables) | 9 Months Ended
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Sep. 30, 2013
Intangible Assets And Acquisitions (Tables) [Abstract] |
Amortizable Intangible Assets | Amortizable intangible assets consist of the following (in thousands):
|  |  | September 30, 2013 |  | December 31, 2012
| Avg. Life (years) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Gross Carrying Amount |  | Accumulated Amortization
Non-compete agreements | 3 |  | $ | 6,113 |  |  | $ | 6,101 |  |  | $ | 6,104 |  |  | $ | 6,098 |
Customer relationships | 2 |  | 72,876 |  |  | 71,459 |  |  | 71,816 |  |  | 70,001 |
Vendor relationships | 11 |  | 7,538 |  |  | 1,562 |  |  | 7,538 |  |  | 1,136 |
Total |  |  | $ | 86,527 |  |  | $ | 79,122 |  |  | $ | 85,458 |  |  | $ | 77,235 |
Estimated Amortization Expense | Estimated remaining amortization expens e, assuming current intangible balances and no new acquisitions, for each of the years ending December 31, is as follows (in thousands):
| Estimated Amortization Expense
2013 | $ | 461 |
2014 | 1,523 |
2015 | 722 |
2016 | 569 |
2017 | 568 |
Thereafter | 3,562 |
Total | $ | 7,405 |
Changes in Recorded Goodwill | A summary of the changes in recorded goodwill follows (in thousands):
| Nine Months Ended |  | Year Ended
| September 30, 2013 |  | December 31, 2012
Balance as of January 1, | $ | 1,344,665 |  |  | $ | 1,339,125 |
Additions from acquisitions | 9,779 |  |  | 6,874 |
Store dispositions and write-down | (797 | ) |  | (1,221 | )
Post purchase price allocation adjustments | 294 |  |  | (113 | )
Balance as of the end of the period | $ | 1,353,941 |  |  | $ | 1,344,665 |

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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267 + Details
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