Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 10,385	$ 1,528
Accounts receivable, net of allowance for credit losses of $194 and $61	4,254	1,888
Equipment installment plan receivables, net of allowance for credit losses and imputed discount of $478 and $333	3,577	2,600
Accounts receivable from affiliates	22	20
Inventory	2,527	964
Prepaid expenses	624	333
Other current assets	2,496	1,972
Total current assets	23,885	9,305
Property and equipment, net	41,175	21,984
Operating lease right-of-use assets	28,021	10,933
Financing lease right-of-use assets	3,028	2,715
Goodwill	11,117	1,930
Spectrum licenses	82,828	36,465
Other intangible assets, net	5,298	115
Equipment installment plan receivables due after one year, net of allowance for credit losses and imputed discount of $127 and $66	2,031	1,583
Other assets	2,779	1,891
Total assets	200,162	86,921
Current liabilities
Accounts payable and accrued liabilities	10,196	6,746
Payables to affiliates	157	187
Short-term debt	4,579	25
Deferred revenue	1,030	631
Short-term operating lease liabilities	3,868	2,287
Short-term financing lease liabilities	1,063	957
Other current liabilities	810	1,673
Total current liabilities	21,703	12,506
Long-term debt	61,830	10,958
Long-term debt to affiliates	4,716	13,986
Tower obligations	3,028	2,236
Deferred tax liabilities	9,966	5,607
Operating lease liabilities	26,719	10,539
Financing lease liabilities	1,444	1,346
Other long-term liabilities	5,412	954
Total long-term liabilities	113,115	45,626
Commitments and contingencies (Note 18)
Stockholders' equity
Common Stock, par value $0.00001 per share, 2,000,000,000 shares authorized; 1,243,345,584 and 858,418,615 shares issued, 1,241,805,706 and 856,905,400 shares outstanding	0	0
Additional paid-in capital	72,772	38,498
Treasury stock, at cost, 1,539,878 and 1,513,215 shares issued	(11)	(8)
Accumulated other comprehensive loss	(1,581)	(868)
Accumulated deficit	(5,836)	(8,833)
Total stockholders' equity	65,344	28,789
Total liabilities and stockholders' equity	$ 200,162	$ 86,921