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Restructuring, Repositioning, and Efficiency (Details) - 2019 Business Optimization - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring, repositioning, and efficiency charges | $ 40 | $ 18,668 | $ 3 | $ 30,820
Employee compensation, incentives and benefits |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring, repositioning, and efficiency charges | 32 | 2,557 | 89 | 9,062
Professional fees |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring, repositioning, and efficiency charges | 7 | 4,242 | 14 | 8,537
Occupancy |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring, repositioning, and efficiency charges | 0 | 72 | 2 | 889
Other |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring, repositioning, and efficiency charges | $ 1 | $ 11,797 | $ (102) | $ 12,332

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