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

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-Topic 835
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ 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 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Balance Type:	na
Period Type:	instant

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
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Balance Type:	na
Period Type:	duration

- Definition

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

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 4
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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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- Details

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- Details

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- Details

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Subsequent Events (Details) - USD ($)	1 Months Ended	3 Months Ended			6 Months Ended
Subsequent Events (Details) - USD ($)	Aug. 06, 2020	Sep. 30, 2020	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Jul. 23, 2020	Jul. 09, 2020
Subsequent Event [Line Items]
Loss on extinguishment of debt			$ 0	$ 0	$ 607,000	$ 0
Subsequent Event \| Senior \| 5.750% Senior Notes Due 2022
Subsequent Event [Line Items]
Stated interest rate								5.75%
Debt instrument, repurchased face amount							$ 183,400,000	$ 160,000,000.0
Subsequent Event \| Senior \| 2012 Senior Notes
Subsequent Event [Line Items]
Debt instrument, repurchased face amount								$ 180,000,000.0
Subsequent Event \| Senior \| 2020 Senior Notes
Subsequent Event [Line Items]
Debt instrument face amount							$ 450,000,000
Stated interest rate								3.70%
Debt instrument, redemption price percentage	101.00%
Three Months Prior to Maturity Date \| Subsequent Event \| Senior \| 2020 Senior Notes
Subsequent Event [Line Items]
Debt instrument, redemption price percentage	100.00%
Forecast \| 2012 Senior Notes
Subsequent Event [Line Items]
Loss on extinguishment of debt		$ 16,000,000.0