XML 87 R73.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Business Combinations - Intangibles (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017
2018 Acquisitions |  |
Estimates of acquired intangible assets |  |
Estimated Fair Value | $ 181,340 |
Weighted Average Estimated Useful Life (Years) | 11 years |
2018 Acquisitions | Customer relationships |  |
Estimates of acquired intangible assets |  |
Estimated Fair Value | $ 168,820 |
Weighted Average Estimated Useful Life (Years) | 12 years |
2018 Acquisitions | Trademarks and trade names |  |
Estimates of acquired intangible assets |  |
Estimated Fair Value | $ 11,260 |
Weighted Average Estimated Useful Life (Years) | 9 years |
2018 Acquisitions | Non-Compete |  |
Estimates of acquired intangible assets |  |
Estimated Fair Value | $ 1,260 |
Weighted Average Estimated Useful Life (Years) | 5 years |
2017 Acquisitions |  |
Estimates of acquired intangible assets |  |
Estimated Fair Value | $ 33,580 | $ 33,580
Weighted Average Estimated Useful Life (Years) | 9 years |
2017 Acquisitions | Customer relationships |  |
Estimates of acquired intangible assets |  |
Estimated Fair Value | $ 26,170 |
Weighted Average Estimated Useful Life (Years) | 10 years |
2017 Acquisitions | Trademarks and trade names |  |
Estimates of acquired intangible assets |  |
Estimated Fair Value | $ 1,780 |
Weighted Average Estimated Useful Life (Years) | 10 years |
2017 Acquisitions | Non-Compete |  |
Estimates of acquired intangible assets |  |
Estimated Fair Value | $ 5,630 |
Weighted Average Estimated Useful Life (Years) | 5 years |

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_AcquiredFiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
Name: | us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=108330185&loc=d3e2207-128464 Reference 2: 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=84161108&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bld_Acquisitions2018Member
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_TrademarksAndTradeNamesMember
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: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bld_Acquisitions2017Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |