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+ References

No definition available.

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No definition available.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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COMMITMENTS AND CONTINGENCIES - Litigation (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) subsidiary	Dec. 31, 2019 USD ($)	May 31, 2017 USD ($)
Litigation and Contingencies
Number of subsidiaries that received assessment notice \| subsidiary	2
Payments to DOR		$ 2.1
Consolidated Communications of Pennsylvania Company LLC (CCPA)
Litigation and Contingencies
Litigation amount accrued	$ 0.8
Consolidated Communications of Pennsylvania Company LLC (CCPA) \| Tax Year 2008 Through 2013, excluding 2010
Litigation and Contingencies
Total additional tax liability calculated by the auditors	3.4
Consolidated Communications of Pennsylvania Company LLC (CCPA) \| Tax Year 2010, 2014 Through 2018
Litigation and Contingencies
Total additional tax liability calculated by the auditors	4.6
Consolidated Communications Enterprise Services Inc. (CCES)
Litigation and Contingencies
Litigation amount accrued	1.6
Consolidated Communications Enterprise Services Inc. (CCES) \| Tax Year 2008 Through 2013
Litigation and Contingencies
Total additional tax liability calculated by the auditors	4.0
Consolidated Communications Enterprise Services Inc. (CCES) \| Tax Year 2014 Through 2018
Litigation and Contingencies
Total additional tax liability calculated by the auditors	$ 2.6
Assessment by Commonwealth of Pennsylvania Department of Revenue \| Maximum
Litigation and Contingencies
Potential liability amount guaranteed			$ 5.0