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Intangible Assets, including Goodwill (Details) - USD ($) $ in Millions | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2020 | Mar. 01, 2020 | Jan. 01, 2020
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Increase in intangible assets, net | $ 19.0 |  |
Decrease in value of intangible assets denominated in a foreign currency as a result of foreign exchange rate fluctuations | 8.4 |  |
Amortization expense for intangible assets | 9.0 |  |
Goodwill increase | 17.8 |  |
Decrease in value of goodwill denominated in a foreign currency as a result of foreign exchange rate fluctuations | 3.0 |  |
HCL |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets recorded in connection with acquisition |  | $ 27.6 |
Goodwill recorded in connection with acquisition | 19.1 |  |
MEPC |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets recorded in connection with acquisition |  |  | $ 7.3
Goodwill recorded in connection with acquisition | $ 1.7 |  |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
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