Bond Hedges

No definition available.

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- Definition

Maximum amount of additional borrowing capacity under the credit facility with which the Company can increase the borrowing capacity of the credit facility provided certain conditions are met

+ References

No definition available.

+ Details

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- Definition

Debt Covenant, Number of Fiscal Quarters

+ References

No definition available.

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- Definition

Line of Credit Facililty, Restrictive Covenants, Step-up Consolidated Leverage Ratio

+ References

No definition available.

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- Definition

Consolidated interest coverage ratio required to be maintained by the Company under the credit facility agreement

+ References

No definition available.

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- Definition

Consolidated leverage ratio required to be maintained by the Company under the credit facility agreement

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No definition available.

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- Definition

Shares of common stock covered by convertible note hedges and warrant transactions adjusted for the Spin-off

+ References

No definition available.

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- Definition

Shares of Common Stock Covered by Warrant Transactions

+ References

No definition available.

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- Definition

Shares of common stock related to warrant transactions

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No definition available.

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- Definition

Number of stock warrants exercised in exchange for shares during the period

+ References

No definition available.

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- Definition

Warrants Exercised, Number of Shares Issued

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No definition available.

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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

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- Definition

Number of warrants or rights outstanding.

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No definition available.

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- Definition

Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

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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.

+ References

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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.

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- Definition

Percentage of principal amount of debt redeemed.

+ 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.

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- Definition

Gross amount of debt extinguished.

+ References

No definition available.

+ Details

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Balance Type:	debit
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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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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.

+ Details

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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

The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

+ References

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- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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- Definition

The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

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- Definition

Number of shares issued during the period as a result of the conversion of convertible securities.

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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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Debt (Narrative) (Details)							1 Months Ended	3 Months Ended	9 Months Ended		12 Months Ended
Debt (Narrative) (Details)	Feb. 25, 2020 USD ($)	Jan. 30, 2020 USD ($)	Jan. 21, 2020 USD ($) quarter	Nov. 26, 2019 USD ($)	Apr. 15, 2019 USD ($) shares	Nov. 15, 2017 USD ($)	Jan. 31, 2017 shares	Sep. 30, 2019 USD ($) $ / shares shares	Sep. 30, 2020 USD ($) shares	Sep. 30, 2019 USD ($) $ / shares	Dec. 31, 2014 USD ($) shares	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
Proceeds from term loan credit agreement									$ 0	$ 200,000,000
Amount expended on share repurchases in open market transactions								$ 103,905,000	199,903,000	353,904,000
Term loan outstanding									1,732,069,000			$ 742,926,000
Proceeds from 2030 Notes, net of issuance costs									$ 738,107,000	$ 0
Warrants outstanding (shares) \| shares									0
Bond hedges (in shares) \| shares											16,000,000.0
Warrant transaction (shares) \| shares											16,000,000.0
Adjustment to number of shares of common stock covered by note hedges and warrant transactions (shares) \| shares							20,000,000.0
Warrant strike price (in USD per share) \| $ / shares								$ 93.92		$ 93.92
Shares of common stock covered by warrant transactions (shares) \| shares								11,900,000
Warrants exercised (shares) \| shares								7,000,000.0
Shares issued upon exercise of warrants (shares) \| shares								200,000
ASR Counterparty [Member]
Debt Instrument [Line Items]
Amount expended on share repurchases in open market transactions		$ 1,000,000,000.00
Senior Notes Due 2019 [Member]
Debt Instrument [Line Items]
Stated interest rate percentage					0.50%						0.50%
Convertible debt											$ 1,440,000,000
Debt repaid					$ 1,160,000,000
Shares issued upon conversion of debt (shares) \| shares					4,900,000
Unsecured Debt [Member] \| 2027 Notes [Member]
Debt Instrument [Line Items]
Debt instrument, face amount						$ 750,000,000.0			$ 750,000,000.0
Stated interest rate percentage						4.50%
Unsecured Debt [Member] \| 2030 Notes [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	$ 750,000,000.0								750,000,000.0
Stated interest rate percentage	3.30%
Proceeds from 2030 Notes, net of issuance costs	$ 738,100,000
Line of Credit [Member]
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity				$ 250,000,000.0
Debt instrument, term				5 years
Additional borrowing capacity				$ 250,000,000.0
Amount outstanding									0			$ 0
Prior to September 1, 2027 [Member] \| Unsecured Debt [Member] \| 2027 Notes [Member]
Debt Instrument [Line Items]
Redemption price as percent of aggregate principle amount (percent)						100.00%
Prior to March 1, 2030 [Member] \| Unsecured Debt [Member] \| 2030 Notes [Member]
Debt Instrument [Line Items]
Redemption price as percent of aggregate principle amount (percent)	100.00%
On or After December 1, 2029 [Member] \| Unsecured Debt [Member] \| 2030 Notes [Member]
Debt Instrument [Line Items]
Redemption price as percent of aggregate principle amount (percent)	100.00%
Upon Change of Control Prior to Maturity [Member] \| Unsecured Debt [Member] \| 2027 Notes [Member]
Debt Instrument [Line Items]
Redemption price as percent of aggregate principle amount (percent)						101.00%
Upon Change of Control Prior to Maturity [Member] \| Unsecured Debt [Member] \| 2030 Notes [Member]
Debt Instrument [Line Items]
Redemption price as percent of aggregate principle amount (percent)	101.00%
Letter of Credit [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity				25,000,000.0
Swing Line Loans [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity				$ 10,000,000.0
2020 Credit Agreement [Member]
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity			$ 1,000,000,000.00
Proceeds from term loan credit agreement		$ 1,000,000,000.00
Consolidated leverage ratio (not more than)			3.5
Optional step-up consolidated leverage ratio			4.0
Number of fiscal quarters following a qualified acquisition \| quarter			4
Consolidated interest coverage ratio			3.0
2020 Credit Agreement [Member] \| 364-day Term Loan Facility [Member]
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity			$ 500,000,000.0
Debt instrument, term			364 days
Repayment of term loan credit agreement									500,000,000.0
2020 Credit Agreement [Member] \| 3-year Term Loan Facility [Member]
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity			$ 500,000,000.0
Debt instrument, term			3 years
Repayments of long-term notes									250,000,000.0
Term loan outstanding									$ 250,000,000.0
Minimum [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Quarterly facility fee (percent)									0.11%
Maximum [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Quarterly facility fee (percent)									0.20%