Business combination estimated tax adjustments.

No definition available.

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- Definition

Business combination pro forma information gross profit of acquire since acquisition date actual.

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No definition available.

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Number of office locations.

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No definition available.

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Number of teammates.

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No definition available.

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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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-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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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.

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No definition available.

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

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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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- Definition

Amount of assets acquired at the acquisition date.

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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

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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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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.

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- Definition

Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Cash outflow representing an adjustment to the purchase price of a previous acquisition.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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-Name Accounting Standards Codification
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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Acquisitions - Additional Information (Detail)					3 Months Ended			9 Months Ended
Acquisitions - Additional Information (Detail)	Aug. 30, 2019 USD ($) Office Teammate	Apr. 30, 2019 USD ($)	Jan. 31, 2019 USD ($)	Aug. 01, 2018 USD ($)	Sep. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Dec. 31, 2018 USD ($)
Business Acquisition [Line Items]
Amortization of intangible assets					$ 5,946,000		$ 4,185,000	$ 13,590,000	$ 11,399,000
Goodwill					358,384,000			358,384,000		$ 166,841,000
Acquisitions, net of cash and cash equivalents acquired								664,287,000	74,938,000
North America Segment [Member]
Business Acquisition [Line Items]
Amortization of intangible assets					5,765,000		$ 3,949,000	13,037,000	$ 10,670,000
PCM [Member]
Business Acquisition [Line Items]
Cash purchase price	$ 745,562,000
Acquisition, percentage of issued and outstanding shares acquired	100.00%
Cash and cash equivalents acquired	$ 84,637,000
Number of office locations globally \| Office	40
Identifiable intangible assets	$ 251,400,000
Amortization of intangible assets								2,130,000
Goodwill	192,160,000
Tax deductible goodwill	0
Business combination, net sales from acquired entity					172,468,000			172,468,000
Business combination, gross profit from acquired entity					$ 27,753,000			$ 27,753,000
Acquisitions, net of cash and cash equivalents acquired	660,925,000
PCM [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Identifiable intangible assets	238,900,000
PCM [Member] \| Trade Name [Member]
Business Acquisition [Line Items]
Identifiable intangible assets	$ 8,400,000
Useful Life	1 year
PCM [Member] \| Non-compete Agreements [Member]
Business Acquisition [Line Items]
Identifiable intangible assets	$ 4,100,000
PCM [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Number of teammates \| Teammate	4,000
PCM [Member] \| Minimum [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Useful Life	12 years
PCM [Member] \| Minimum [Member] \| Non-compete Agreements [Member]
Business Acquisition [Line Items]
Useful Life	2 years
PCM [Member] \| Maximum [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Useful Life	15 years
PCM [Member] \| Maximum [Member] \| Non-compete Agreements [Member]
Business Acquisition [Line Items]
Useful Life	3 years
Cardinal Solutions Group, Inc [Member]
Business Acquisition [Line Items]
Acquisition, percentage of issued and outstanding shares acquired				100.00%
Acquisitions, net of cash and cash equivalents acquired				$ 78,400,000
Cardinal Solutions Group, Inc [Member] \| North America Segment [Member]
Business Acquisition [Line Items]
Identifiable intangible assets				27,540,000
Goodwill				36,040,000
Net assets acquired				$ 42,360,000
Working capital adjustment in the amount paid			$ 762,000
Acquisition, estimated tax adjustments		$ 2,600,000
Reduction of the previously recorded purchase price						$ 400,000
Cardinal Solutions Group, Inc [Member] \| Customer Relationships [Member] \| North America Segment [Member]
Business Acquisition [Line Items]
Estimated useful life of acquired intangible assets				10 years