The amount of acquisition cost of a business combination allocated to other net assets.

No definition available.

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- Definition

The amount of acquisition cost of a business combination allocated to working capital.

+ References

No definition available.

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- 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.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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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=116869197&loc=d3e4845-128472

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- 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.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
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- Definition

The number of businesses acquired by the entity during the period.

+ References

No definition available.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
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Acquisitions Of Businesses (Details) $ in Thousands															12 Months Ended
Acquisitions Of Businesses (Details) $ in Thousands	Nov. 01, 2019 USD ($) Company	Oct. 31, 2019 Company	Sep. 16, 2019 Company	Aug. 01, 2019 Company	May 10, 2019 Company	Apr. 01, 2019 Company	Jan. 04, 2019 Company	Nov. 01, 2018 Company	Oct. 02, 2018 Company	May 03, 2018 Company	Apr. 04, 2018 Company	Nov. 01, 2017 Company	Mar. 01, 2017 Company	Jan. 04, 2017 Company	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Business Acquisition [Line Items]
Goodwill															$ 1,063,911	$ 990,887	$ 964,893
Amortization periods															8 years 6 months
Number of businesses acquired \| Company	1	1	1	1	1	1	1	1	1	1	1	1	1	1
BKI [Member]
Business Acquisition [Line Items]
Business acquisition, percentage acquired	100.00%
Purchase price	$ 220,000
Working capital acquired	29,800
Other net assets	4,900
Goodwill	43,600
Identifiable intangible assets	$ 141,700
Amortization periods															10 years 6 months
2019 Acquisitions
Business Acquisition [Line Items]
Purchase price															$ 85,300
Working capital acquired															25,300
Other net assets															1,300
Goodwill															29,100
Identifiable intangible assets															$ 29,600
2018 Acquisitions
Business Acquisition [Line Items]
Purchase price																71,600
Working capital acquired																8,700
Goodwill																26,300
Identifiable intangible assets																$ 36,600
2017 Acquisitions
Business Acquisition [Line Items]
Purchase price																	111,900
Working capital acquired																	12,300
Other net assets																	2,300
Goodwill																	40,700
Identifiable intangible assets																	$ 56,600