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COMMITMENTS AND CONTINGENCIES (Details) $ in Millions	Sep. 08, 2017 USD ($)	Dec. 31, 2022 claim
Threatened Litigation | Denver Transit Installation of Constant Wireless Crossings | Subsidiaries
Loss Contingencies [Line Items]
Alleged damages | $	$ 37
Pending Litigation
Loss Contingencies [Line Items]
Pending litigation cases | claim		0

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- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Number of pending claims pertaining to a loss contingency.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
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