Subsequent Events (Details) $ in Thousands	Jul. 29, 2020 USD ($)
Subsequent Event \| Discontinued Operations, Disposed of by Sale \| LEI AMEA Investments B.V \| SEI Newco Inc.
Subsequent Event [Line Items]
Consideration received from dispositions	$ 642,700

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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Period Type:	duration