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v3.22.2.2

RESTRICTED CASH AND INVESTMENTS (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 25, 2022 | Sep. 26, 2021 | Sep. 25, 2022 | Sep. 26, 2021 | Dec. 26, 2021
Restricted Cash and Investments [Line Items] |  |  |  |  |
Cash collateral held by insurance carriers | $ 29,345 |  | $ 29,345 |  | $ 28,957
Cash and cash equivalents held in Trust | 38,377 |  | 38,377 |  | 21,590
Investments held in Trust | 115,065 |  | 115,065 |  | 135,419
Company owned life insurance policies | 25,243 |  | 25,243 |  | 32,318
Other restricted cash and cash equivalents | 629 |  | 629 |  | 2,742
Restricted cash and investments | 208,659 |  | 208,659 |  | 221,026
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 115,065 |  | 115,065 |  | 135,419
Gross unrealized gains | 0 |  | 0 |  | 3,228
Gross unrealized losses | (4,944) |  | (4,944) |  | (563)
Fair value | 110,121 |  | 110,121 |  | 138,084
Held-to-maturity securities, amortized cost [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 115,065 |  | 115,065 |  | 135,419
Held-to-maturity securities, fair value [Abstract] |  |  |  |  |
Fair value | 110,121 |  | 110,121 |  | 138,084
Unrealized gains (losses) on Investments | (1,516) | $ 391 | (7,076) | $ 2,817 |
Municipal debt securities |  |  |  |  |
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 47,188 |  | 47,188 |  | 56,346
Gross unrealized gains | 0 |  | 0 |  | 2,159
Gross unrealized losses | (846) |  | (846) |  | 0
Fair value | 46,342 |  | 46,342 |  | 58,505
Held-to-maturity securities, amortized cost [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 47,188 |  | 47,188 |  | 56,346
Held-to-maturity securities, fair value [Abstract] |  |  |  |  |
Fair value | 46,342 |  | 46,342 |  | 58,505
Corporate debt securities |  |  |  |  |
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 66,817 |  | 66,817 |  | 77,925
Gross unrealized gains | 0 |  | 0 |  | 995
Gross unrealized losses | (4,047) |  | (4,047) |  | (563)
Fair value | 62,770 |  | 62,770 |  | 78,357
Held-to-maturity securities, amortized cost [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 66,817 |  | 66,817 |  | 77,925
Held-to-maturity securities, fair value [Abstract] |  |  |  |  |
Fair value | 62,770 |  | 62,770 |  | 78,357
Agency mortgage-backed securities |  |  |  |  |
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 63 |  | 63 |  | 148
Gross unrealized gains | 0 |  | 0 |  | 4
Gross unrealized losses | (2) |  | (2) |  | 0
Fair value | 61 |  | 61 |  | 152
Held-to-maturity securities, amortized cost [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 63 |  | 63 |  | 148
Held-to-maturity securities, fair value [Abstract] |  |  |  |  |
Fair value | 61 |  | 61 |  | 152
U.S. government and agency securities |  |  |  |  |
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 997 |  | 997 |  | 1,000
Gross unrealized gains | 0 |  | 0 |  | 70
Gross unrealized losses | (49) |  | (49) |  | 0
Fair value | 948 |  | 948 |  | 1,070
Held-to-maturity securities, amortized cost [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 997 |  | 997 |  | 1,000
Held-to-maturity securities, fair value [Abstract] |  |  |  |  |
Fair value | 948 |  | 948 |  | $ 1,070
Restricted cash and investments |  |  |  |  |
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |  |  |
Amortized cost of held-to-maturity investments | 115,065 |  | 115,065 |  |
Fair value | 110,121 |  | 110,121 |  |
Held-to-maturity securities, amortized cost [Abstract] |  |  |  |  |
Due in one year or less | 21,527 |  | 21,527 |  |
Due after one year through five years | 93,538 |  | 93,538 |  |
Amortized cost of held-to-maturity investments | 115,065 |  | 115,065 |  |
Held-to-maturity securities, fair value [Abstract] |  |  |  |  |
Due in one year or less | 21,326 |  | 21,326 |  |
Due after one year through five years | 88,795 |  | 88,795 |  |
Fair value | $ 110,121 |  | $ 110,121 |  |

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