Commitments, Contingencies and Other Items (Tables)

12 Months Ended

Dec. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Schedule of Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation

Future minimum payments for the next five years and thereafter under network and related right-of-way agreements and non-cancelable operating leases for facilities and other assets consist of the following as of December 31, 2016 (dollars in millions):

	Right-of-Way Agreements		Operating Leases		Total		Future Minimum Sublease Receipts
2017	$	162	$	282	$	444	$	4
2018	80		244		324		4
2019	71		222		293		3
2020	55		164		219		1
2021	50		124		174		—
Thereafter	325		501		826		—
	$	743	$	1,537	$	2,280	$	12

Schedule of long-term purchase commitments

The following table summarizes our purchase commitments at December 31, 2016 (dollars in millions):

	Total		Less than 1 Year		2 - 3 Years		4 - 5 Years		After 5 Years
Cost of Access Services	$	425	$	278	$	131	$	11	$	5
Third-Party Maintenance Services	235		59		69		40		67
	$	660	$	337	$	200	$	51	$	72