XML 73 R57.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Intangible assets, net - Intangible Assets Other than Goodwill (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Finite Lived Intangible Assets [Line Items] |  |
Gross amount | $ 115,590 | $ 111,264
Accumulated amortization | (25,883) | (12,733)
Net intangible assets | $ 89,707 | 98,531
Minimum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 2 years |
Maximum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 20 years |
Software Developed for Internal Use [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross amount | $ 19,614 | 11,438
Accumulated amortization | (1,779) | (505)
Net intangible assets | $ 17,835 | $ 10,933
Software Developed for Internal Use [Member] | Minimum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 3 years | 3 years
Software Developed for Internal Use [Member] | Maximum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 10 years | 10 years
Proprietary Technology [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross amount | $ 11,382 | $ 13,532
Accumulated amortization | (4,693) | (2,660)
Net intangible assets | $ 6,689 | $ 10,872
Estimated useful life of intangible assets | 5 years | 5 years
Customer Relationship [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross amount | $ 34,986 | $ 34,986
Accumulated amortization | (9,628) | (4,840)
Net intangible assets | $ 25,358 | $ 30,146
Customer Relationship [Member] | Minimum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 7 years | 7 years
Customer Relationship [Member] | Maximum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 10 years | 10 years
Trade Names [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross amount | $ 16,357 | $ 18,057
Accumulated amortization | (1,686) | (916)
Net intangible assets | $ 14,671 | $ 17,141
Estimated useful life of intangible assets | 20 years | 20 years
Domain Names [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross amount | $ 191 | $ 191
Accumulated amortization | (20) | (10)
Net intangible assets | $ 171 | $ 181
Estimated useful life of intangible assets | 20 years | 20 years
Databases [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross amount | $ 31,292 | $ 31,292
Accumulated amortization | (6,964) | (3,354)
Net intangible assets | $ 24,328 | $ 27,938
Databases [Member] | Minimum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 5 years | 5 years
Databases [Member] | Maximum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 10 years | 10 years
Non-competition Agreements [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross amount | $ 1,768 | $ 1,768
Accumulated amortization | (1,113) | (448)
Net intangible assets | $ 655 | $ 1,320
Non-competition Agreements [Member] | Minimum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 2 years | 2 years
Non-competition Agreements [Member] | Maximum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life of intangible assets | 5 years | 5 years

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition 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. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_ComputerSoftwareIntangibleAssetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_PatentedTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_InternetDomainNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_DatabasesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_NoncompeteAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |