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Investments - Short Term Investments Gains and Losses (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Investments, Debt and Equity Securities [Abstract]
Initial Book Value	$ (69,290)
Gross Unrealized Gains	298,490
Gross Unrealized Losses	0
Fair Value	$ 229,200

X

- Definition

FV-NI, Accumulated Gross Unrealized Gains

+ References

No definition available.

+ Details

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X

- Definition

Equity Securities, FV-NI, Accumulated Gross Unrealized Losses

+ References

No definition available.

+ Details

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X

- Definition

Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value.

+ References

No definition available.

+ Details

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

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740

+ Details

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- References

No definition available.

+ Details

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