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Wireless Equipment Installment Plans - Additional Information (Detail) (USD $)
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6 Months Ended | |||
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Jun. 30, 2014
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Dec. 31, 2013
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Jun. 30, 2014
Verizon Edge
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Jun. 30, 2014
Finance Leases Financing Receivable
Verizon Edge
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Minimum number of days before customers become eligible to upgrade their phone to a new phone under Verizon Edge | 30 days | |||
| Guarantee liability | $ 500,000,000 | |||
| Current portion of financing receivables | 900,000,000 | |||
| Long-term portion of financing receivables | $ 5,262,000,000 | $ 4,535,000,000 | $ 600,000,000 |