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Equity Plans and Equity Based Compensation (Expense Recorded for Restricted Stock and Cash Entitlements) (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Share-based Payment Arrangement [Abstract] |  |
Restricted Stock Expense | $ 329 | $ 270
Cash Entitlement Expense | 83 | 244
Tax Effect | (107) | (128)
Net of Tax | $ 305 | $ 386

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