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Net Revenues - Additional Information (Detail) - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2020
Aggregate amount of transaction price allocated to unsatisfied performance obligation	$ 998,000,000
Percentage of recognized revenue of remaining performance obligations over the next 12 months	90.00%
Customers with payment terms	30 days
Retentions receivable	$ 117,000,000	$ 122,000,000
Retentions receivable within one year	21,000,000	$ 26,000,000
Impairment of contract assets	$ 0
Minimum [Member]
Payment of invoices	30 days
Maximum [Member]
Payment of invoices	90 days

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- Definition

Accounts receivable includes retentions receivable within one year.

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- Definition

Customers with payment terms.

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- Definition

Payment of invoices.

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- Definition

Amount of impairment loss for asset recognized from cost incurred to obtain or fulfill contract with customer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (b)
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- Definition

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045

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- Definition

Percentage of remaining performance obligation to total remaining performance obligation not recognized as revenue.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045

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