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Leases (Other Information) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Leases [Abstract]
Operating cash flows from operating leases	$ 7.3	$ 8.0
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 1.0
Right-of-use assets obtained in exchange for lease obligations, operating leases		$ (1.4)
Weighted average remaining lease term, operating leases (in years)	6 years 10 months 24 days
Weighted average discount rate, operating leases (as a percentage)	5.30%

X

- Definition

Right-of-use Asset, net obtained in Exchange for Operating Lease Liabilities, less sub-leases. Amount of decrease in right-to-use asset obtained in exchange for operating lease liabilities, net of sub-leases.

+ References

No definition available.

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- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 5
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918643-209977

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-Publisher FASB
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-Section 50
-Paragraph 4
-Subparagraph (g)(1)
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- Definition

Weighted average discount rate for operating lease calculated at point in time.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
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- Definition

Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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