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Accumulated Other Comprehensive Earnings (Losses) (Notes)
9 Months Ended
Sep. 24, 2022
Equity [Abstract]  
Accumulated Other Comprehensive Earnings (Losses) [Text Block] Accumulated Other Comprehensive Earnings (Losses)
A reconciliation of the changes in accumulated other comprehensive earnings (losses) net of income taxes for the three months ended September 24, 2022 and September 25, 2021 is as follows:
Investments
Postretirement
Benefit
Accumulated
Other
Comprehensive
Earnings (Losses)
(Amounts are in thousands)
2022
Balances at June 25, 2022$(543,581)(11,798)(555,379)
Unrealized loss on debt securities(119,057)— (119,057)
Net realized loss on debt securities reclassified to investment income1,889 — 1,889 
Adjustment to postretirement benefit obligation
— 339 339 
Net other comprehensive (losses) earnings(117,168)339 (116,829)
Balances at September 24, 2022$(660,749)(11,459)(672,208)
2021
Balances at June 26, 2021$124,417 (20,194)104,223 
Unrealized loss on debt securities(12,611)— (12,611)
Net realized gain on debt securities reclassified to investment income(6,258)— (6,258)
Adjustment to postretirement benefit obligation
— 1,378 1,378 
Net other comprehensive (losses) earnings(18,869)1,378 (17,491)
Balances at September 25, 2021$105,548 (18,816)86,732 
A reconciliation of the changes in accumulated other comprehensive earnings (losses) net of income taxes for the nine months ended September 24, 2022 and September 25, 2021 is as follows:
Investments
Postretirement
Benefits
Accumulated
Other
Comprehensive
Earnings (Losses)
(Amounts are in thousands)
2022
Balances at December 25, 2021$7,054 (12,475)(5,421)
Unrealized loss on debt securities(668,784)— (668,784)
Net realized loss on debt securities reclassified to investment income981 — 981 
Adjustment to postretirement benefit obligation
— 1,016 1,016 
Net other comprehensive (losses) earnings(667,803)1,016 (666,787)
Balances at September 24, 2022$(660,749)(11,459)(672,208)
2021
Balances at December 26, 2020$223,904 (22,953)200,951 
Unrealized loss on debt securities(103,182)— (103,182)
Net realized gain on debt securities reclassified to investment income(15,174)— (15,174)
Adjustment to postretirement benefit obligation
— 4,137 4,137 
Net other comprehensive (losses) earnings(118,356)4,137 (114,219)
Balances at September 25, 2021$105,548 (18,816)86,732