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Summary of Significant Accounting Policy - Quarter (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
Accounting Policies [Abstract]        
Operating Lease, Right-of-Use Asset $ 23,093 $ 23,832 $ 32,052  
Operating lease liability $ 28,963 $ 29,491 $ 33,558  
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets       $ 0