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Acquisitions, Discontinued Operations, and the Asbestos Portfolio Sale - Wind-Down of DBT - Assets and Liabilities of Discontinued Operations (Details) - Discontinued operations, disposed of by sale - DBT - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
ASSETS |  |
Cash and equivalents | $ 9.3 | $ 7.8
Accounts receivable, net | 7.6 | 9.1
Other current assets | 6.5 | 7.0
Property, plant and equipment: |  |
Property, plant and equipment, gross | 0.9 | 1.7
Accumulated depreciation | (0.8) | (1.5)
Property, plant and equipment, net | 0.1 | 0.2
Other assets | 19.1 | 27.6
Total assets | 42.6 | 51.7
LIABILITIES |  |
Accounts payable | 1.4 | 2.3
Contract liabilities | 3.6 | 5.6
Accrued expenses | 22.0 | 22.4
Other long-term liabilities | 4.6 | 4.9
Total liabilities | 31.6 | 35.2
Buildings and leasehold improvements |  |
Property, plant and equipment: |  |
Property, plant and equipment, gross | 0.2 | 0.2
Machinery and equipment |  |
Property, plant and equipment: |  |
Property, plant and equipment, gross | $ 0.7 | $ 1.5

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