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Leases (Future Expected Cash Receipts From Subleases) (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Leases [Abstract]  
2021 $ 2,416
2022 2,430
2023 1,522
2024 1,080
2025 808
Thereafter 1,312
Total expected sublease receipts $ 9,568