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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Schedule of Weighted-Average Useful Lives

The weighted-average useful lives approximate the following (in years):

Customer relationships			1 to 30
Patents and trademarks			5 to 30
Monitoring lines			7 to 10
Service portfolio and other			1 to 23

Identifiable intangible assets consisted of the following:

									2021																		2020
(In millions)									Gross Amount						Accumulated Amortization						Net Amount						Gross Amount						Accumulated Amortization						Net Amount
Amortized:
Customer relationships									$	945					$	(699)					$	246					$	1,558					$	(1,285)					$	273
Patents and trademarks									232						(182)						50						301						(222)						79
Monitoring lines									—						—						—						71						(59)						12
Service portfolios and other									688						(539)						149						644						(542)						102
									1,865						(1,420)						445						2,574						(2,108)						466
Unamortized:
Trademarks and other									64						—						64						571						—						571
Intangible assets, net									$	1,929					$	(1,420)					$	509					$	3,145					$	(2,108)					$	1,037

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- References

No definition available.

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- Definition

Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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