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v3.8.0.1

Significant Accounting Policies - Acquired intangibles (Details) | 12 Months Ended
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Dec. 31, 2017
Minimum |
Finite Lived Intangible Assets |
Intangible assets useful life | 1 year
Minimum | Customer related intangible assets |
Finite Lived Intangible Assets |
Intangible assets useful life | 8 years
Minimum | Patents |
Finite Lived Intangible Assets |
Intangible assets useful life | 5 years
Minimum | Other technology-based intangible assets |
Finite Lived Intangible Assets |
Intangible assets useful life | 2 years
Minimum | Definite-lived tradenames |
Finite Lived Intangible Assets |
Intangible assets useful life | 3 years
Minimum | Other amortizable intangible assets |
Finite Lived Intangible Assets |
Intangible assets useful life | 2 years
Maximum |
Finite Lived Intangible Assets |
Intangible assets useful life | 20 years
Maximum | Customer related intangible assets |
Finite Lived Intangible Assets |
Intangible assets useful life | 17 years
Maximum | Patents |
Finite Lived Intangible Assets |
Intangible assets useful life | 13 years
Maximum | Other technology-based intangible assets |
Finite Lived Intangible Assets |
Intangible assets useful life | 15 years
Maximum | Definite-lived tradenames |
Finite Lived Intangible Assets |
Intangible assets useful life | 20 years
Maximum | Other amortizable intangible assets |
Finite Lived Intangible Assets |
Intangible assets useful life | 10 years

X
- Definition The range of years definite-lived intangible assets are amortized on a straight-line basis + References No definition available. + Details
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