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RESTRICTED CASH AND INVESTMENTS (Tables) | 9 Months Ended
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Sep. 26, 2014
Restricted Cash and Investments [Abstract] |
Schedule of restricted cash and investments | The following is a summary our Restricted cash and investments (in thousands):
| September 26, 2014 |  | December 27, 2013
Cash collateral held by insurance carriers | $ | 22,643 |  |  | $ | 23,747 |
Cash and cash equivalents held in Trust (1) | 25,806 |  |  | 31,474 |
Investments held in Trust | 92,699 |  |  | 86,678 |
Cash collateral backing letters of credit | 1,864 |  |  | 1,864 |
Other (2) | 9,269 |  |  | 10,795 |
Total restricted cash and investments | $ | 152,281 |  |  | $ | 154,558 |
(1) | Included in this amount is $0.9 million and $0.8 million of accrued interest at September 26, 2014 and December 27, 2013, respectively.
(2) | Primarily consists of deferred compensation plan accounts, which are comprised of mutual funds.
Schedule of held-to-maturity investments | The following tables present fair value disclosures for our held-to-maturity investments, which are carried at amortized cost (in thousands):
| September 26, 2014
| Amortized Cost |  | Gross Unrealized Gain |  | Gross Unrealized Loss |  | Fair Value
Municipal debt securities | $ | 54,267 |  |  | $ | 988 |  |  | $ | (86 | ) |  | $ | 55,169 |
Corporate debt securities | 27,785 |  |  | 194 |  |  | (145 | ) |  | 27,834 |
Asset-backed securities | 10,647 |  |  | 139 |  |  | (38 | ) |  | 10,748 |
| $ | 92,699 |  |  | $ | 1,321 |  |  | $ | (269 | ) |  | $ | 93,751 |
| December 27, 2013
| Amortized Cost |  | Gross Unrealized Gain |  | Gross Unrealized Loss |  | Fair Value
Municipal debt securities | $ | 54,133 |  |  | $ | 722 |  |  | $ | (398 | ) |  | $ | 54,457 |
Corporate debt securities | 19,694 |  |  | 180 |  |  | (294 | ) |  | 19,580 |
Asset-backed securities | 12,851 |  |  | 141 |  |  | (89 | ) |  | 12,903 |
| $ | 86,678 |  |  | $ | 1,043 |  |  | $ | (781 | ) |  | $ | 86,940 |
Schedule of held-to-maturity investments by contractual maturity | The amortized cost and fair value by contractual maturity of our held-to-maturity investments are as follows (in thousands):
| September 26, 2014
| Amortized Cost |  | Fair Value
Due in one year or less | $ | 10,797 |  |  | $ | 10,853 |
Due after one year through five years | 41,358 |  |  | 41,874 |
Due after five years through ten years | 40,544 |  |  | 41,024 |
| $ | 92,699 |  |  | $ | 93,751 |

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