Business acquisitions pro forma income tax expense (benefit).

No definition available.

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- Definition

Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Debt Assumed

+ References

No definition available.

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- Definition

Business combination recognized identifiable assets acquired and liabilities assumed prepayment penalty.

+ References

No definition available.

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- 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

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-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

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

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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

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-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
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- Definition

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

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- Definition

Fair value of acquired receivable from business combination, excluding certain loans and debt securities acquired in transfer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
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- Definition

The net amount, measured at other than acquisition-date fair value, of all the assets acquired and liabilities assumed that arise from contingencies and were recognized by the entity, if the acquisition-date fair value cannot be determined and other criteria (as defined) related to the contingencies have been met.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

+ References

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
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- Definition

This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to financial liabilities assumed in connection with a business combination for which the initial accounting was incomplete.

+ References

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- Definition

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.

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- Definition

Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

+ References

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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.

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Other Business Combinations - Narrative (Details) - USD ($) shares in Millions, $ in Millions						12 Months Ended
	Nov. 19, 2021	Nov. 24, 2020	Mar. 06, 2020	Jun. 12, 2019	Dec. 15, 2017	Sep. 27, 2019
Customer relationships, contracts and backlog intangible
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life		9 years
Buffalo Group
Business Acquisition [Line Items]
Consideration transferred		$ 190.1
Business combination consideration paid in cash		182.4
Contingent consideration		7.7
Long term liabilities		7.7
Cash and cash equivalents		$ 8.4
Wood Group
Business Acquisition [Line Items]
Long term liabilities			$ 28.5
Business combination, enterprise value			246.0
Business combinations, less cash			317.9
Cash and cash equivalents			$ 24.3
Wood Group \| Customer relationships, contracts and backlog intangible
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life			12 years
Wood Group \| Developed Technology
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life			15 years
KeyW Holding Corporation
Business Acquisition [Line Items]
Consideration transferred				$ 902.6
Business combination consideration paid in cash				604.2
Short term debt				298.4
Goodwill recognized expected to be deductible for tax purposes				136.3
Cash and cash equivalents				$ 29.1
Business acquisitions pro forma income tax expense (benefit)						$ 41.3
Percentage of outstanding shares of common and preferred stock acquired				100.00%
Short term debt				$ 298.4
KeyW Holding Corporation \| Customer relationships, contracts and backlog intangible
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life				10 years
KeyW Holding Corporation \| Developed Technology
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life				12 years
KeyW Holding Corporation \| Other Intangible Assets and Liabilities
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life				9 years
CH2M HILL Companies, Ltd.
Business Acquisition [Line Items]
Business combination consideration paid in cash					$ 1,800.0
Goodwill recognized expected to be deductible for tax purposes					0.0
Long term liabilities					706.0
Cash and cash equivalents					$ 315.2
Percentage of outstanding shares of common and preferred stock acquired					100.00%
Business combination consideration equity issued					$ 1,400.0
Business combination consideration equity issued, shares					20.7
Adjustments to accrued liabilities and other deferred liabilities					$ 404.7
BlackLynx \| Subsequent Event
Business Acquisition [Line Items]
Consideration transferred	$ 257.5
Business combination consideration paid in cash	250.0
Contingent consideration	$ 7.5