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Credit Facility (Details) - USD ($)
$ in Thousands
6 Months Ended
Jan. 27, 2020
Dec. 31, 2020
Credit Facility    
Repayments on credit facility   $ 100,000
Credit Facility    
Credit Facility    
Face amount $ 100,000  
Term of debt 5 years  
Repayments on credit facility   100,000
Amount outstanding   0
Amount of accordion feature under the credit facility   $ 200,000
Credit Facility | LIBOR | Minimum    
Credit Facility    
Interest rate spread added to base rate (as a percent) 0.875%  
Credit Facility | LIBOR | Maximum    
Credit Facility    
Interest rate spread added to base rate (as a percent) 1.50%