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Acquisition (Narrative) (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 31, 2019
Nov. 28, 2020
Nov. 28, 2020
Nov. 23, 2019
Nov. 28, 2020
Nov. 23, 2019
May 30, 2020
Business Acquisition [Line Items]              
Contingent consideration adjustment     $ (189) $ (131) $ 342 $ (262)  
Contingent consideration liability   $ 3,000 3,000   3,000   $ 7,900
Veracity [Member]              
Business Acquisition [Line Items]              
Consideration paid $ 38,600            
Earn-out payment   5,300          
Contingent consideration adjustment     (200)   300    
Contingent consideration liability   $ 2,600 $ 2,600   $ 2,600