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Goodwill and Intangible Assets - Intangible Assets, Net (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 245,128 | $ 110,851
Accumulated amortization | (54,059) | (20,501)
Foreign currency exchange rate fluctuations | (786) | (685)
Net carrying amount | $ 190,283 | 89,665
Minimum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 1 year |
Maximum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 30 years |
Customer relationships |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 133,358 | 69,554
Accumulated amortization | (20,930) | (11,315)
Foreign currency exchange rate fluctuations | (596) | (719)
Net carrying amount | $ 111,832 | $ 57,520
Customer relationships | Minimum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 1 year | 5 years
Customer relationships | Maximum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 30 years | 30 years
Acquired technology |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 73,599 | $ 30,870
Accumulated amortization | (13,287) | (6,088)
Foreign currency exchange rate fluctuations | (159) | 59
Net carrying amount | $ 60,153 | $ 24,841
Acquired technology | Minimum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 3 years | 3 years
Acquired technology | Maximum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 20 years | 20 years
Backlog |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 20,550 | $ 415
Accumulated amortization | (14,083) | (163)
Foreign currency exchange rate fluctuations | 0 | (11)
Net carrying amount | $ 6,467 | $ 241
Useful Life (Years) |  | 2 years
Backlog | Minimum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 1 year |
Backlog | Maximum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 3 years |
Trade name |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 8,667 | $ 8,052
Accumulated amortization | (3,887) | (2,551)
Foreign currency exchange rate fluctuations | (31) | (14)
Net carrying amount | $ 4,749 | $ 5,487
Trade name | Minimum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 1 year | 1 year
Trade name | Maximum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 12 years | 12 years
Patents |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 3,154 | $ 1,960
Accumulated amortization | (1,264) | (384)
Foreign currency exchange rate fluctuations | 0 | 0
Net carrying amount | $ 1,890 | $ 1,576
Patents | Minimum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 2 years | 2 years
Patents | Maximum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Useful Life (Years) | 20 years | 20 years
Non-compete |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 1,900 |
Accumulated amortization | (608) |
Foreign currency exchange rate fluctuations | 0 |
Net carrying amount | $ 1,292 |
Useful Life (Years) | 3 years |
In-process research and development |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 3,900 |
Accumulated amortization | 0 |
Foreign currency exchange rate fluctuations | 0 |
Net carrying amount | $ 3,900 |

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