Number Of Significant Cases Involving Anti-Competitive Activities And Improper Payments

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For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related costs.

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Amount awarded to other party in judgment or settlement of litigation.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of damages paid to the plaintiff in the legal matter.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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COMMITMENTS, GUARANTEES, PRODUCT WARRANTIES AND OTHER LOSS CONTINGENCIES - Alston Legacy Matters (Details) - Alstom Legacy Matters € in Millions, $ in Millions		1 Months Ended
	Nov. 02, 2015 USD ($) significant_case	Dec. 31, 2014 USD ($)	Jan. 31, 2007 EUR (€)	Jun. 30, 2018 USD ($)
Loss Contingencies [Line Items]
Number of significant cases involving anti-competitive activities and improper payments \| significant_case	2
Fine for participating in gas insulated switchgear cartel \| €			€ 65
Reduced fine \| €			€ 59
Criminal penalty paid \| $		$ 772
Reserve established for legal and compliance matters \| $	$ 858			$ 921