Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net Income	$ 4,287	$ 5,160
Other Comprehensive Income (Loss), Net of Tax (Expense) Benefit
Foreign currency translation adjustments, net of tax of $(4) and $(5)	(120)	24
Unrealized loss on cash flow hedges, net of tax of $792 and $5	(2,210)	(13)
Unrealized gain (loss) on marketable securities, net of tax of $1 and $(2)	(1)	4
Defined benefit pension and postretirement plans, net of tax of $56 and $56	(169)	(169)
Other comprehensive loss attributable to Verizon	(2,500)	(154)
Total Comprehensive Income	1,787	5,006
Comprehensive income attributable to noncontrolling interests	131	128
Comprehensive income attributable to Verizon	1,656	4,878
Total Comprehensive Income	$ 1,787	$ 5,006