Option Indexed to Issuer's Equity, Term

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- Definition

Option Indexed To Issuers Equity, Value

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No definition available.

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- Definition

Payments to Acquire Equity Investments, Upfront Payment

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No definition available.

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- Definition

Payments To Terminate Derivative Instruments

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- Definition

Proceeds From Collateral Received On Derivative Instruments

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No definition available.

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- Definition

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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-Name Accounting Standards Codification
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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
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- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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- Definition

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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- Definition

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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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

Nominal or face amount used to calculate payment on derivative.

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- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

Exercise or strike price stated in the contract for options indexed to the issuer's equity shares.

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- Definition

Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Derivative Instruments - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions	1 Months Ended			12 Months Ended
	Jul. 31, 2021	Feb. 29, 2020	Nov. 30, 2019	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jun. 30, 2021
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Unrealized (Losses)/Gains					$ 65,891
Derivative, notional amount							$ 600,000
Swap termination payments		$ 35,400		$ 0	16,093	$ 35,448
Derivative collateral received		$ 45,300		0	34,660	$ 45,252
Fair Value, Recurring
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative instruments, current				86,150	0
Derivative financial instruments				10,460	0
Level 3 \| Fair Value, Recurring
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative instruments, current				86,150	0
Derivative financial instruments				10,460	0
Preferred Shares
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Unrealized (Losses)/Gains					$ 49,191
Preferred Shares \| Milestone Acceleration
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Unrealized (Losses)/Gains				$ 96,600
Epizyme Common Stock Warrant
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Warrants to purchase additional shares (in shares)			2.5
Equity Investment In Epizyme Inc.
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Equity securities			$ 100,000
Upfront payment for equity investment			$ 100,000
Equity Investment In Epizyme Inc. \| Epizyme Common Stock Warrant
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Exercise price of warrant (in dollars per share)			$ 20
Term of warrant (in years)			3 years
Equity Investment In Epizyme Inc. \| Put Option
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Put option, term (in months)			18 months
Put option to sell additional common stock			$ 50,000
Put option, selling price, maximum (in dollars per share)			$ 20
Treasury rate lock contracts
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Swap termination payments	$ 16,100