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Consolidated Statements of Cash Flows Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Sep. 30, 2019
Dec. 31, 2018
Statement of Cash Flows [Abstract]        
Restricted Cash $ 1,375 $ 1,136 $ 1,136 $ 1,136