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Intangbile assets | 12 Months Ended
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Dec. 28, 2013
INTANGIBLE ASSETS [Abstract] |
INTANGIBLE ASSETS | INTANGIBLE ASSETS The gross carrying amount of intangible assets not subject to amortization and intangible assets subject to amortization is as follows (in thousands):
| December 28, 2013 |  | December 29, 2012
Indefinite Lived Intangible Assets |  |  |
Trade names | $ | 92,002 |  |  | $ | 92,002 |
| 92,002 |  |  | 92,002 |
Finite Lived Intangible Assets: |  |  |  |  |
Routes | 259,326 |  |  | 61,951 |
Permits | 321,763 |  |  | 251,550 |
Non-compete agreements | 7,218 |  |  | 3,654 |
Trade names | 12,698 |  |  | 539 |
Royalty, consulting and leasehold | 727 |  |  | 727 |
| 601,732 |  |  | 318,421 |
Accumulated Amortization: |  |  |
Routes | (38,231 | ) |  | (27,681 | )
Permits | (63,145 | ) |  | (43,209 | )
Non-compete agreements | (2,352 | ) |  | (1,525 | )
Trade names | (724 | ) |  | (73 | )
Royalty, consulting and leasehold | (618 | ) |  | (533 | )
| (105,070 | ) |  | (73,021 | )
Total Intangible assets, less accumulated amortization | $ | 588,664 |  |  | $ | 337,402 |
Gross intangible routes, permits, trade names and non-compete agreements increased in fiscal 2013 mainly due to the Rothsay Transaction and Terra Transaction. Amortization expense for the three years ended December 28, 2013, December 29, 2012 and December 31, 2011, was approximately $32.1 million, $28.1 million and $28.0 million, respectively. Amortization expense for the next five fiscal years is estimated to be $47.4 million, $46.7 million, $41.4 million, $40.0 million and $37.2 million.

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- Definition The entire disclosure for all or part of the information related to 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 -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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