Convertible debt shares per $1,000 principal amount

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- Definition

debt instrument net proceeds

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- Definition

Debt issuance Percentage of Principal Amount

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No definition available.

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- Definition

debt issuance cost write off

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- Definition

debt repurchase allocation - Debt portion

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- Definition

Debt repurchase allocation - Equity portion

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- Definition

loss on extinguishment of debt

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- Definition

Carrying amount of long-term convertible debt as of the balance sheet date, net of the amount due in the next twelve months or greater than the normal operating cycle, if longer. The debt is convertible into another form of financial instrument, typically the entity's common stock.

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The carrying amount of the equity component of convertible debt which may be settled in cash upon conversion.

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

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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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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

Percentage of principal amount of debt redeemed.

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No definition available.

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- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

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Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

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- Definition

Amount, after accumulated amortization, of debt discount.

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Amount, after accumulated amortization, of debt discount (premium).

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- Definition

Amount of debtor-in-possession borrowings outstanding.

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

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Unamortized Loss on Reacquired Debt is the loss incurred upon reacquisition or refinancing of debt, is treated as a deferred charge and amortized over the life of the new debt issued.

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Debt and Credit Facilities 1.5% Convertible Debentures due 2035 (Details) - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Jun. 01, 2015
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 1,666,500		$ 2,137,000
Debt Issuance Costs, Noncurrent, Net	$ 262		$ 511
Convertible Debentures One Point Five Percent Due November One Twenty Thirty Five [Member] [Member]
Debt Instrument [Line Items]
debt instrument net proceeds				$ 253,200
Debt Instrument, Face Amount				$ 263,900
Debt Instrument, Interest Rate, Stated Percentage	1.50%		1.50%	1.50%
Debt Instrument, Convertible, Conversion Price				$ 20.61
Debt issuance Percentage of Principal Amount				97.09%
Debt Instrument, Unamortized Discount (Premium), Net				$ 7,700
Debt Instrument, Unamortized Discount	$ 12,752		$ 22,717
Convertible Debt, Noncurrent				208,600
Debt Instrument, Convertible, Carrying Amount of Equity Component				$ 55,300
Debt Instrument, Repurchased Face Amount		$ 36,500
Debt Instrument, Repurchase Amount		41,300
debt repurchase allocation - Debt portion		34,700
Debt repurchase allocation - Equity portion		6,600
Unamortized Loss Reacquired Debt, Noncurrent		2,500
debt issuance cost write off		100
loss on extinguishment of debt		$ 800
Debtor-in-Possession Financing, Borrowings Outstanding	$ 227,400
Before auto spin-off [Member] \| Convertible Debentures One Point Five Percent Due November One Twenty Thirty Five [Member] [Member]
Debt Instrument [Line Items]
Convertible debt shares per $1,000 principal amount				42.9978
After auto spin-off [Member] \| Convertible Debentures One Point Five Percent Due November One Twenty Thirty Five [Member] [Member]
Debt Instrument [Line Items]
Convertible debt shares per $1,000 principal amount				48.5216
Change of Control [Member] \| Convertible Debentures One Point Five Percent Due November One Twenty Thirty Five [Member] [Member]
Debt Instrument [Line Items]
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed	100.00%