Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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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.

+ Details

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Fair value of the amount outstanding under the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ 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 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

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Debt and Other Financing (Other Financing) (Details)		1 Months Ended		3 Months Ended
Debt and Other Financing (Other Financing) (Details)	Jan. 03, 2020 USD ($)	Feb. 21, 2019 EUR (€)	Jun. 30, 2015 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2019 EUR (€)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Debt Instrument [Line Items]
Amount outstanding under the revolving credit facility						$ 0
Letters of credit outstanding						22,200,000	$ 29,400,000
Revolving Credit Facility
Debt Instrument [Line Items]
Debt instrument term		3 years	5 years
Maximum borrowing capacity		€ 200,000,000.0	$ 400,000,000.0
2015 Facility
Debt Instrument [Line Items]
Write off of debt issuance cost				$ 2,000,000.0
2015 Facility \| Subsequent Event
Debt Instrument [Line Items]
Write off of debt issuance cost	$ 7,800,000
AIO
Debt Instrument [Line Items]
Letters of credit outstanding						22,000,000
4.60% Notes, due February 2022 \| Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity						$ 224,000,000
Debt issuance costs				$ 11,000,000.0
Remaining borrowing capacity \| €					€ 180,000,000
LIBOR \| Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Basis spread		225.00%
EURIBOR \| Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Basis spread		225.00%