Debt - Carrying Value of Exchangeable Notes (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Apr. 17, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Principal	$ 4,781,437		$ 3,282,195
Net carrying value	4,666,000		3,343,000
Debt issuance costs	52,000		$ 15,000
Convertible Debt \| 4.00% senior exchangeable notes due 2025
Debt Instrument [Line Items]
Principal	345,000
Less: Unamortized debt discount	(80,446)
Net carrying value	264,554	$ 255,000
Conversion feature	90,500
Less: Equity portion of debt issuance costs	3,167
Less: Deferred tax liability	(19,457)	$ (20,000)
Net carrying value	67,876
Debt issuance costs	$ 8,000

Debt Instrument, Convertible, Equity Component Of Convertible Debt, Debt Issuance Costs, Net

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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- Definition

Amount of a favorable spread to a debt holder between the amount of debt being converted and the value of the securities received upon conversion. This is an embedded conversion feature of convertible debt issued that is in-the-money at the commitment date.

+ References

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- Definition

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

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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

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 of deferred tax liability attributable to taxable temporary differences from debt issuance 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.

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