Acquisitions - Luxoft, Additional Information (Details) - Luxoft Holding Inc. $ in Billions	Jun. 14, 2019 USD ($)
Business Acquisition [Line Items]
Total consideration transferred	$ 2.0
Percentage of business acquired	100.00%

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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