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Property, Plant and Equipment (Narrative) (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2021 USD ($)
Property, Plant and Equipment [Line Items] |
Charges related to reduction in physical workspace | $ 192
Impairment of assets and other charges |
Property, Plant and Equipment [Line Items] |
Charges related to reduction in physical workspace | 133
Operation, maintenance and other |
Property, Plant and Equipment [Line Items] |
Charges related to reduction in physical workspace | 42
Depreciation and amortization |
Property, Plant and Equipment [Line Items] |
Charges related to reduction in physical workspace | $ 17

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- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 + Details
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