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Summary of Significant Accounting Policies New Accounting Pronouncements (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2020
Jun. 30, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Allowance for Loan and Lease Losses, Write-offs $ 500    
Provision for doubtful accounts   $ 5,286 $ 0
Accounting Standards Update 2016-13 [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Provision for doubtful accounts   $ 2,400