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Revenue and Contract Balances - Schedule of Contract Balances (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Revenue from Contract with Customer [Abstract]
Accounts receivable	$ 6.7	$ 8.6
Allowances (credit losses and doubtful accounts)	(3.1)	(2.5)
Accounts receivable, net of allowance for credit losses and allowance for doubtful accounts	3.6	6.1
Variable consideration	62.0	62.0
Prepaid rent	7.4	4.4
Other deferred revenue	2.5	2.4
Deferred revenue	$ 71.9	$ 68.8

X

- Definition

Account Receivable And Contract Receivable Retainage, Allowance For Credit Loss

+ References

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- Definition

Account Receivable, Net And Contract Receivable Retainage

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- Definition

Contract With Customer, Other Liability

+ References

No definition available.

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X

- Definition

Disposal Group, Including Discontinued Operations, Contingent Liability

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- Definition

Amount at the balance sheet date that has been received by the entity that represents rents paid in advance.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479837/606-10-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479806/606-10-50-8

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479837/606-10-45-2

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- Definition

The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481372/852-10-55-10

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