Revenue from Contract with Customers Narrative (Details) $ in Millions	12 Months Ended
Dec. 31, 2021 USD ($) Entities	Dec. 31, 2020	Dec. 31, 2019
Additional Revenue [Line Items]
Number of Reportable Segments \| Entities	1
Contract Receivable, Due after Year One	$ 1.7
Contract with Customer, Liability, Revenue Recognized	31.0
Revenue, Remaining Performance Obligation, Amount	$ 2,400.0
Revenue from Contract with Customer, Segment Benchmark \| UNITED STATES \| Geographic Concentration Risk
Additional Revenue [Line Items]
Concentration Risk, Percentage	100.00%	99.00%	99.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount of right to consideration in exchange for good or service transferred to customer under long-term contract or program when right to consideration is unconditional, excluding amount withheld under retainage provision in contract, to be collected after next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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

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