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Commitments and Contingencies Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Surety Bond
Other Commitments [Line Items]
Aggregate estimated exposure, contracts with surety bonds	$ 1,500.0
Estimated exposure, contracts with surety bonds, RPO percentage	19.00%
Surety bonds for insurance	$ 48.1
Other accrued expenses and liabilities
Other Commitments [Line Items]
Insurance liabilities, current	54.3	$ 54.8
Other long-term obligations
Other Commitments [Line Items]
Insurance liabilities, noncurrent	231.4	221.7
Prepaid expenses and other
Other Commitments [Line Items]
Anticipated insurance recoveries, current	16.3	16.0
Other assets
Other Commitments [Line Items]
Anticipated insurance recoveries, noncurrent	$ 62.3	$ 59.0

X

- Definition

Aggregate estimated exposure, assuming defaults on all our then existing contracts covered by surety bonds.

+ References

No definition available.

+ Details

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X

- Definition

Aggregate estimated exposure on contracts covered by surety bonds as a percentage of remaining performance obligations.

+ References

No definition available.

+ Details

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X

- Definition

Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of the insurance contracts. Represents the current amount receivable, that is amounts expected to be collected within one year.

+ References

No definition available.

+ Details

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X

- Definition

Amount of surety bonds utilized as collateral for insurance obligations.

+ References

No definition available.

+ Details

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X

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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X

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and due beyond one year (or beyond one operating cycle if longer) to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverages to employees.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.24)
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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X

- Definition

Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(17))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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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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- Details

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