Debt Instrument, Convertible, Carrying Amount Of Equity Component, Gross

No definition available.

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- Definition

Debt Instrument, Convertible, Threshold Business Days

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Interest Rate, Semi-Annual Stated Percentage

+ References

No definition available.

+ Details

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- Definition

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

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
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-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870

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- Definition

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

+ References

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- Definition

Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

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- Definition

Remaining amortization period for discount on the liability component of convertible debt which may be settled in cash upon conversion, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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-Topic 470
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- Definition

Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

+ References

No definition available.

+ Details

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- Definition

Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

+ References

No definition available.

+ Details

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- Definition

Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

+ References

No definition available.

+ Details

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- Definition

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

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+ Details

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- Definition

The average effective interest rate during the reporting period.

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+ Details

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- Definition

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

+ References

+ Details

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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

Value of input used to measure debt instrument, including, but not limited to, convertible and non-convertible debt.

+ References

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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- Definition

Amount, after accumulated amortization, of debt discount.

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- Definition

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

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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.

+ References

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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

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- Details

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Debt - Convertible Senior Notes Due 2025 (Details)		3 Months Ended	9 Months Ended
Debt - Convertible Senior Notes Due 2025 (Details)	May 14, 2018 USD ($) day	Jun. 30, 2018 USD ($) $ / shares	Jun. 30, 2018 USD ($) $ / shares	Oct. 01, 2017 $ / shares	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)
Debt Instrument [Line Items]
Principal amount		$ 514,732,000	$ 514,732,000
Carrying amount		418,693,000	418,693,000		$ 284,807,000	$ 260,414,000
Share price (usd per share) \| $ / shares				$ 9.5
Senior Notes \| 2025 Convertible Notes
Debt Instrument [Line Items]
Principal amount	$ 172,500,000.0	172,500,000	$ 172,500,000
Stated interest rate	2.375%
Semi-annual stated interest rate	2.375%
Discount amortization period of similar liability measured			7 years
Carrying amount	$ 121,300,000	118,335,000	$ 118,335,000		$ 0	$ 0
Original issue discount	$ 51,200,000
Carrying amount of equity component, gross		49,600,000	49,600,000
Carrying amount of equity component, net of tax		39,100,000	39,100,000
Incurred issuance transaction costs		$ 5,500,000	$ 5,500,000
Effective interest rate during period		9.00%	9.00%
Conversion rate per $1,000 principal amount	62.8931
Conversion price, per share (in dollars per share) \| $ / shares		$ 15.90	$ 15.90
Share price (usd per share) \| $ / shares		$ 15.90	$ 15.90
Discounted Cash Flow \| Discount Rate \| Senior Notes \| 2025 Convertible Notes
Debt Instrument [Line Items]
Discount rate		0.08	0.08
Debt Conversion, Condition One \| Senior Notes \| 2025 Convertible Notes
Debt Instrument [Line Items]
Trading days \| day	20
Consecutive trading days \| day	30
Conversion price percent threshold	130.00%
Debt Conversion, Condition Two \| Senior Notes \| 2025 Convertible Notes
Debt Instrument [Line Items]
Consecutive trading days \| day	5
Conversion price percent threshold	98.00%
Business days after trading day period \| day	5
Redemption Period One \| Senior Notes \| 2025 Convertible Notes
Debt Instrument [Line Items]
Trading days \| day	20
Consecutive trading days \| day	30
Conversion price percent threshold	130.00%
Redemption price percentage	100.00%