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.

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- Definition

Date when the business acquisition agreement was executed, in CCYY-MM-DD format.

+ 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

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
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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
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Acquisition Acquisitons - PSS Purchase Additional Information (Details) - USD ($) $ in Thousands	Jan. 22, 2018	Dec. 31, 2019	Dec. 31, 2018	Mar. 31, 2018	Dec. 31, 2017
Business Acquisition
Goodwill		$ 695,044	$ 550,202		$ 359,688
PSS acquisition
Business Acquisition
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years 4 months 24 days
Business Acquisition, Date of Acquisition Agreement	Jan. 22, 2018
Payments to Acquire Businesses, Gross	$ 37,300
Goodwill		$ 8,804		$ 15,353