Ability to Increase Debt Commitment Under Accordion Feature in December and March Quarters

No definition available.

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- Definition

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

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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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.

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No definition available.

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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.

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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

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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.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Debt - Additional information (Details)		3 Months Ended
Debt - Additional information (Details)	Dec. 31, 2018 GBP (£)	Dec. 31, 2018 GBP (£)	Dec. 31, 2018 USD ($)	Oct. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)
Debt Instrument [Line Items]
Long-term debt			$ 176,306,000		$ 177,453,000
$750,000, 3.45% senior notes due 2027
Debt Instrument [Line Items]
Interest rate	3.45%	3.45%	3.45%
Long-term debt			$ 742,468,000		742,258,000
Proceeds from issuance of variable-rate term loan			$ 750,000,000
$500,000, 4.30% senior notes due 2047
Debt Instrument [Line Items]
Interest rate	4.30%	4.30%	4.30%
Long-term debt			$ 492,289,000		492,222,000
Proceeds from issuance of variable-rate term loan			500,000,000
Multi-currency revolving credit facility due 2023
Debt Instrument [Line Items]
Maximum borrowing capacity			1,400,000,000.0
Facility fee	0.09%
Long-term debt			0		0
Multi-currency revolving credit facility due 2023 \| Minimum
Debt Instrument [Line Items]
Facility fee		0.05%
Multi-currency revolving credit facility due 2023 \| Maximum
Debt Instrument [Line Items]
Facility fee		0.15%
Multi-currency revolving credit facility due 2023 \| CDOR / LIBOR / EURIBOR / Bankers Acceptance Stamping Fee
Debt Instrument [Line Items]
Variable rate spread	0.91%
Multi-currency revolving credit facility due 2023 \| CDOR / LIBOR / EURIBOR / Bankers Acceptance Stamping Fee \| Minimum
Debt Instrument [Line Items]
Variable rate spread		0.70%
Multi-currency revolving credit facility due 2023 \| CDOR / LIBOR / EURIBOR / Bankers Acceptance Stamping Fee \| Maximum
Debt Instrument [Line Items]
Variable rate spread		1.10%
Multi-currency revolving credit facility due 2023 \| Alternate base rate and Canadian prime rate \| Minimum
Debt Instrument [Line Items]
Variable rate spread		0.00%
Multi-currency revolving credit facility due 2023 \| Alternate base rate and Canadian prime rate \| Maximum
Debt Instrument [Line Items]
Variable rate spread		0.10%
Commercial paper
Debt Instrument [Line Items]
Maximum borrowing capacity			1,400,000,000.0
Debt instrument, term (days)		365 days
Amount outstanding			0
Receivables securitization facility due 2021
Debt Instrument [Line Items]
Maximum borrowing capacity			1,450,000,000
Potential increase in receivables securitization facility			250,000,000
Long-term debt			500,000,000		500,000,000
Revolving credit note
Debt Instrument [Line Items]
Maximum borrowing capacity			75,000,000
Long-term debt			0		0
Overdraft facility due 2021 (£30,000)
Debt Instrument [Line Items]
Maximum borrowing capacity \| £	£ 30,000,000	£ 30,000,000
Long-term debt			$ 24,891,000		$ 13,269,000
Refinanced Term Loans
Debt Instrument [Line Items]
Long-term debt				$ 400,000,000
October 2018 Term Loan
Debt Instrument [Line Items]
Proceeds from issuance of variable-rate term loan				$ 400,000,000
October 2018 Term Loan \| LIBOR
Debt Instrument [Line Items]
Variable rate spread	0.65%
October 2018 Term Loan \| Base rate
Debt Instrument [Line Items]
Variable rate spread	0.65%