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BANK CREDIT ARRANGEMENTS (Details) - USD ($) | Dec. 25, 2021 | Dec. 26, 2020
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Bank Credit Arrangements |  |
Outstanding amount | $ 13,439,000 | $ 35,147,000
Short-term borrowings |  |
Bank Credit Arrangements |  |
Total line of credit facility for short-term borrowings | 137,818,000 |
Outstanding amount | $ 13,439,000 | $ 35,147,000
Weighted average interest rate on short-term borrowings | 6.31% |
Unused and available borrowings | $ 124,379,000 |

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