Annual report pursuant to Section 13 and 15(d)

Cash and Cash Equivalents (Details)

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Cash and Cash Equivalents (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Cash and Cash Equivalents [Abstract]    
Cash on deposit at banks $ 1,755 $ 1,936
Money market funds 5,997 4,436
Cash and cash equivalents $ 7,752 $ 6,372