Segment Information - Consolidated Total Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 3,137,786	$ 3,643,084
Cash and cash equivalents	101,276	67,030
Discontinued operations	0	439,983
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	3,036,510	3,136,071
Operating Segments | Global Solutions
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	2,057,125	2,205,134
Operating Segments | Global Products
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 979,385	$ 930,937