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Discontinued Operations - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended	6 Months Ended
	Feb. 23, 2021	Dec. 31, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Adjustment to loss on disposal			$ 0	$ (1,881)
Discontinued Operations, Disposed of by Sale \| Industrial Business Segment
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net proceeds	$ 38,000
Net proceeds, seller note	13,000
Estimated pre-tax loss		$ 30,000
Adjustment to loss on disposal	$ 29,600