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RESTRICTED CASH AND INVESTMENTS (Tables) | 9 Months Ended
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Sep. 25, 2015
Restricted Cash and Investments [Abstract] |
Schedule of restricted cash and investments | The following is a summary of our restricted cash and investments (in thousands):
| September 25, 2015 |  | December 26, 2014
Cash collateral held by insurance carriers | $ | 22,717 |  |  | $ | 22,639 |
Cash and cash equivalents held in Trust | 31,227 |  |  | 43,856 |
Investments held in Trust | 116,319 |  |  | 90,095 |
Other (1) | 11,647 |  |  | 11,836 |
Total restricted cash and investments | $ | 181,910 |  |  | $ | 168,426 |
(1) | Primarily consists of deferred compensation plan accounts, which are comprised of mutual funds classified as available-for-sale securities.
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 25, 2015
| Amortized Cost |  | Gross Unrealized Gain |  | Gross Unrealized Loss |  | Fair Value
Municipal debt securities | $ | 62,289 |  |  | $ | 918 |  |  | $ | (19 | ) |  | $ | 63,188 |
Corporate debt securities | 44,978 |  |  | 284 |  |  | (81 | ) |  | 45,181 |
Asset-backed securities | 9,052 |  |  | 107 |  |  | (9 | ) |  | 9,150 |
| $ | 116,319 |  |  | $ | 1,309 |  |  | $ | (109 | ) |  | $ | 117,519 |
| December 26, 2014
| Amortized Cost |  | Gross Unrealized Gain |  | Gross Unrealized Loss |  | Fair Value
Municipal debt securities | $ | 52,406 |  |  | $ | 882 |  |  | $ | (92 | ) |  | $ | 53,196 |
Corporate debt securities | 27,715 |  |  | 179 |  |  | (144 | ) |  | 27,750 |
Asset-backed securities | 9,974 |  |  | 157 |  |  | (11 | ) |  | 10,120 |
| $ | 90,095 |  |  | $ | 1,218 |  |  | $ | (247 | ) |  | $ | 91,066 |
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 25, 2015
| Amortized Cost |  | Fair Value
Due in one year or less | $ | 10,503 |  |  | $ | 10,577 |
Due after one year through five years | 62,654 |  |  | 63,118 |
Due after five years through ten years | 43,162 |  |  | 43,824 |
| $ | 116,319 |  |  | $ | 117,519 |

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