Debt instrument repurchase amount description.

No definition available.

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- 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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- 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

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

+ Details

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- 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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-Publisher FASB
-Name Accounting Standards Codification
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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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Debt (Debt Repurchases) (Details) - USD ($)	3 Months Ended		12 Months Ended
Debt (Debt Repurchases) (Details) - USD ($)	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2019	Dec. 31, 2020
Debt Instrument [Line Items]
Gain (loss) on extinguishment of debt	$ 3,038,000	$ 1,563,000
5.875% Senior Notes due 2024
Debt Instrument [Line Items]
Stated interest rate	5.875%			5.875%
5.875% Senior Notes due 2022
Debt Instrument [Line Items]
Stated interest rate	5.875%			5.875%
Amended Credit Agreement
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 100,000,000.0
Gain (loss) on extinguishment of debt			$ (1,200,000)
6.00% Senior Notes due 2026
Debt Instrument [Line Items]
Stated interest rate	6.00%			6.00%
Senior Notes and Term Loan
Debt Instrument [Line Items]
Debt instrument, repurchased face amount	On February 11, 2021, the Board authorized a new repurchase program for repurchases/retirements of the above referenced Senior Notes and term loan, subject to certain limitations up to an aggregate maximum of $100.0 million through December 31, 2022.
5.125% Senior Notes due 2023
Debt Instrument [Line Items]
Stated interest rate	5.125%			5.125%
Senior Notes \| 5.875% Senior Notes due 2024
Debt Instrument [Line Items]
Stated interest rate	5.875%			5.875%
Senior Notes \| 5.875% Senior Notes due 2022
Debt Instrument [Line Items]
Stated interest rate	5.875%			5.875%
Senior Notes \| 6.00% Senior Notes due 2026
Debt Instrument [Line Items]
Stated interest rate	6.00%			6.00%
Senior Notes \| 5.125% Senior Notes due 2023
Debt Instrument [Line Items]
Stated interest rate	5.125%	5.125%		5.125%
Debt instrument, repurchased face amount	$ 3,000,000.0	$ 5,500,000
Percentage of principal amount redeemed	89.38%	70.68%
Repurchase amount	$ 2,700,000	$ 3,900,000
Gain (loss) on extinguishment of debt	$ 3,800,000	$ 1,600,000