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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- 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

Gross amount of debt extinguished.

+ References

No definition available.

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- Definition

The cash outflow for derivative instruments during the period, which are classified as financing activities, excluding those designated as hedging instruments.

+ References

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- Definition

The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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- Definition

The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt.

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- Definition

Carrying amount of debt extinguished (decrease in carrying amount of debt).

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No definition available.

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Liabilities - 2023, 2025 and 2027 Convertible Senior Notes (Details) - USD ($) $ in Thousands	Nov. 11, 2020	May 18, 2020	Jan. 10, 2017	Mar. 31, 2021	Dec. 31, 2020	Nov. 17, 2020
Debt
Principal amount				$ 389,195	$ 389,195
2023 Notes
Debt
Principal amount			$ 345,000	131,695	131,695
Interest rate (as a percent)			2.70%
Proceeds, net of issuance costs			$ 335,800
Repurchased and retired amount	$ 125,000	$ 88,300
Carrying amount of debt extinguished	$ 113,100	78,100
Cash paid for repurchase of notes		81,200
2025 Notes
Debt
Principal amount						$ 132,500
Interest rate (as a percent)						3.50%
2027 Notes
Debt
Principal amount		$ 125,000		$ 125,000	$ 125,000
Interest rate (as a percent)		3.75%
Proceeds, net of issuance costs		$ 121,900
Purchase of capped calls		$ 10,300