v3.24.1.u1

Commitments and Contingencies - Part 3 (Details) person in Millions								3 Months Ended		12 Months Ended
	Sep. 29, 2023 person	Sep. 29, 2023 item	Sep. 01, 2020	Sep. 23, 2016 USD ($)	Aug. 18, 2015 USD ($)	Jul. 17, 2015 USD ($)	Mar. 14, 2014 USD ($)	Mar. 31, 2024 USD ($) item	Mar. 31, 2023 USD ($)	Dec. 31, 2021 USD ($)
Loss contingencies
Number of Americans Nationwide For Deploy FiveG Services	200	200,000,000
Impairment of long-lived assets									$ 3,142,000
Loss contingency terms
Loss Contingency, Damages Awarded, Value								$ 90,000,000
Loss Contingency, Damages Paid, Value										$ 52,000,000
Northstar Spectrum And SNR Holdco | AWS-3 Licenses
Loss contingency terms
Percentage of bidding credit								25.00%
Northstar Wireless or Northstar Spectrum | AWS-3 Licenses | Vermont National Telephone Company
Loss contingency terms
Percentage of bidding credit				25.00%
Recovery amount				$ 10,000,000,000
Bidding credit value				3,300,000,000
Northstar Wireless or Northstar Spectrum | AWS-3 Licenses | Minimum | Vermont National Telephone Company
Loss contingency terms
Claim amount				5,500
Northstar Wireless or Northstar Spectrum | AWS-3 Licenses | Maximum | Vermont National Telephone Company
Loss contingency terms
Claim amount				$ 11,000
Northstar Wireless or Northstar Spectrum | SNR Licenses
Loss contingency terms
Percentage of bidding credit					25.00%
Bidding credit value					$ 1,961,000,000
SNR | SNR Licenses
Loss contingency terms
Bidding credit value					$ 1,370,000,000
DISH Network L.L.C.
Loss contingencies
Number of Americans Nationwide For Deploy FiveG Services | person	250
Pending Litigation | ClearPlay
Loss contingency terms
Claim amount							$ 469,000,000
Pending Litigation | TQ Delta
Loss contingency terms
Claim amount						$ 251,000,000
Cyber-Security Class Actions
Loss contingency terms
Ten additional putative class action complaints | item								10
License Fee Dispute
Loss contingencies
Payment schedule term (in years)			10 years

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