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Lease Commitments (Future Minimum Lease Commitments Under Non-Cancelable Operating Leases) (Details)
$ in Thousands
Dec. 29, 2017
USD ($)
Leases Operating [Abstract]  
2018 $ 2,161
2019 1,873
2020 1,311
2021 945
2022 797
Thereafter 129
Total $ 7,216