Acquisitions and Divestitures - Frontier Communications Parent, Inc. (Details) - Frontier $ / shares in Units, $ in Millions	Sep. 04, 2024 USD ($) $ / shares
Business Acquisition [Line Items]
Business acquisition, share price (in dollars per share) | $ / shares	$ 38.50
Business combination, termination fee	$ 590
Frontier
Business Acquisition [Line Items]
Business combination, termination fee	$ 320