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Pension and Employee Benefits Plans - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Nov. 30, 2019
Nov. 30, 2018
Nov. 30, 2017
Defined Benefit Plan Disclosure [Line Items]      
Defined benefit and postemployment plans, net pension cost $ 10,308 $ 3,960 $ 2,999
Convergys | Non-US      
Defined Benefit Plan Disclosure [Line Items]      
Percentage of funded benefit obligation 24.00% 22.00%