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Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
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Dec. 26, 2020
Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract] |
Changes in Accumulated Other Comprehensive Loss | The following table details the changes in accumulated other comprehensive loss for 20 20, 201 9, and 201 8 (in thousands):
|  | Accumulated Other Comprehensive (Loss) Income |
Balance at December 30, 2017 |  | $ | (1,288 | )
Deferred pension and other post-retirement benefit costs, net of taxes of $64 |  |  | 191 |
Amortization of Deferred benefit costs, net of taxes of $29 |  |  | 86 |
One time effect of adoption of ASU 2018-02, Reclassification of Certain Tax Effects from Accumulated Other Comprehensive Income |  |  | (211 | )
Currency translation adjustment |  |  | 25 |
Balance at December 29, 2018 |  | $ | (1,197 | )
Deferred pension and other post-retirement benefit costs, net of taxes of $150 |  |  | (442 | )
Amortization of Deferred benefit costs, net of taxes of $26 |  |  | (77 | )
Currency translation adjustment |  |  | 47 |
Balance at December 28, 2019 |  | $ | (1,669 | )
Deferred pension and other post-retirement benefit costs, net of tax benefit of $502 |  |  | 1,611 |
Amortization of Deferred benefit costs, net of taxes of $35 |  |  | (219 | )
Currency translation adjustment |  |  | 25 |
Balance at December 26, 2020 |  | $ | (252 | )

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