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Consolidated Statements of Cash Flows (Reconciliation of Cash) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Statement of Cash Flows [Abstract]
Cash and cash equivalents	$ 51,792	$ 65,793
Cash and cash equivalents included in current assets held for sale or abandonment	0	2,223
Restricted cash included in other assets	458	418
Cash, cash equivalents, and restricted cash	$ 52,250	$ 68,434

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