The extension of deadline provided to divest licenses under asset purchase agreement.

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- Definition

The amount of spectrum purchase option fair value under the business combination.

+ References

No definition available.

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- Definition

Represents the fair value of investments in marketable debt and equity securities. It also represents the fair values of all assets resulting from contracts that meet the criteria of being accounted for as derivative instruments, net of the effects of master netting arrangements.

+ References

No definition available.

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- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

No definition available.

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- Definition

Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Indicates line item in statement of financial position that includes derivative asset classified as noncurrent.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investment Securities - Investments Measured at Fair Value On A Recurring Basis (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Jul. 01, 2020
Fair value of marketable securities
Debt securities	$ 20,000
Contractual maturities extending longer than one year through and including five years	$ 39,198	$ 37,795
Derivative Asset, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other Assets, Noncurrent	Other Assets, Noncurrent
Derivative Asset, Noncurrent	$ 0	$ 1,693,000
Fair value measurements on recurring basis
Fair value of marketable securities
Cash Equivalents (including restricted)	347,976	1,620,458
Total	27,894	877,672
Fair value measurements on recurring basis \| U.S. Treasury and agency securities
Fair value of marketable securities
Total	7,567	22,824
Fair value measurements on recurring basis \| Commercial paper
Fair value of marketable securities
Total	7,500	696,324
Fair value measurements on recurring basis \| Corporate securities
Fair value of marketable securities
Total	4,705	156,380
Fair value measurements on recurring basis \| Other (including restricted)
Fair value of marketable securities
Total	323	1,489
Fair value measurements on recurring basis \| Equity securities
Fair value of marketable securities
Equity securities	7,799	655
Fair value measurements on recurring basis \| Level 1
Fair value of marketable securities
Cash Equivalents (including restricted)	304,410	174,050
Total	15,366	23,479
Fair value measurements on recurring basis \| Level 1 \| U.S. Treasury and agency securities
Fair value of marketable securities
Total	7,567	22,824
Fair value measurements on recurring basis \| Level 1 \| Equity securities
Fair value of marketable securities
Equity securities	7,799	655
Fair value measurements on recurring basis \| Level 2
Fair value of marketable securities
Cash Equivalents (including restricted)	43,566	1,446,408
Total	12,384	854,049
Fair value measurements on recurring basis \| Level 2 \| Commercial paper
Fair value of marketable securities
Total	7,500	696,324
Fair value measurements on recurring basis \| Level 2 \| Corporate securities
Fair value of marketable securities
Total	4,705	156,380
Fair value measurements on recurring basis \| Level 2 \| Other (including restricted)
Fair value of marketable securities
Total	179	1,345
Fair value measurements on recurring basis \| Level 3
Fair value of marketable securities
Total	144	144
Fair value measurements on recurring basis \| Level 3 \| Other (including restricted)
Fair value of marketable securities
Total	$ 144	$ 144
Boost Mobile Acquisition
Fair value of marketable securities
Spectrum purchase option fair value			$ 713,000
Spectrum Purchase Agreement
Fair value of marketable securities
Asset Purchase Agreement, Deadline to Divest Licenses, Extension Period	60 days