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Organization and Summary of Significant Accounting Policies - Recently Issued Accounting Guidance (Details) - USD ($)
$ in Thousands
Jan. 01, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Cumulative effect adjustment to retained earnings   $ 976,255 $ 543,495 $ 467,324 $ 167,444
Accounting Standards Update 2016-13          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Cumulative effect adjustment, income taxes $ 200        
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Cumulative effect adjustment to retained earnings $ 600