REVENUE (Tables)

12 Months Ended

Dec. 31, 2017

Revenue [abstract]

Disclosure of disaggregation of revenue from contracts with customers

	Years ended December 31
(In millions of dollars)	2017		2016
Wireless:
Service revenue	7,775		7,258
Equipment revenue	568		658
Total Wireless	8,343		7,916
Cable:
Internet	1,606		1,495
Television	1,501		1,562
Phone	353		386
Service revenue	3,460		3,443
Equipment revenue	6		6
Total Cable	3,466		3,449
Business Solutions:
Next generation	322		307
Legacy	58		71
Service revenue	380		378
Equipment revenue	7		6
Total Business Solutions	387		384
Media:
Advertising	838		870
Subscription	511		474
Retail	352		325
Other	452		477
Total Media	2,153		2,146
Corporate items and intercompany eliminations	(206	)	(193	)
Total revenue	14,143		13,702