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Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2020 USD ($)
Goodwill [Roll Forward] |
Goodwill | $ 1,396,906
Accumulated goodwill impairment | (194,139)
Goodwill | 1,202,767
Foreign currency translation adjustment and other | (10,819)
Goodwill | 1,386,087
Accumulated goodwill impairment | (194,139)
Goodwill | 1,191,948
Corporate Finance & Restructuring |
Goodwill [Roll Forward] |
Goodwill | 478,842
Goodwill | 478,842
Foreign currency translation adjustment and other | (3,771)
Goodwill | 475,071
Goodwill | 475,071
Forensic and Litigation Consulting |
Goodwill [Roll Forward] |
Goodwill | 232,120
Goodwill | 232,120
Foreign currency translation adjustment and other | (1,802)
Goodwill | 230,318
Goodwill | 230,318
Economic Consulting |
Goodwill [Roll Forward] |
Goodwill | 268,677
Goodwill | 268,677
Foreign currency translation adjustment and other | (331)
Goodwill | 268,346
Goodwill | 268,346
Technology |
Goodwill [Roll Forward] |
Goodwill | 96,770
Goodwill | 96,770
Foreign currency translation adjustment and other | (81)
Goodwill | 96,689
Goodwill | 96,689
Strategic Communications |
Goodwill [Roll Forward] |
Goodwill | 320,497
Accumulated goodwill impairment | (194,139)
Goodwill | 126,358
Foreign currency translation adjustment and other | (4,834)
Goodwill | 315,663
Accumulated goodwill impairment | (194,139)
Goodwill | $ 121,524

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