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REVENUE RECOGNITION AND RECEIVABLES - Contract Assets and Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Contract Assets and Liabilities
Contract Asset - current	$ 3,010	$ 2,932
Change in contract asset - current	$ 78
% of change in contract asset - current	3.00%
Contract Asset - noncurrent	$ 3,734	3,775
Change in contract asset - noncurrent	$ (41)
% of change in contract asset - noncurrent	(1.00%)
Contract liability- current	$ (26,086)	(27,284)
Change in contract liabilities - current	$ 1,198
% of change in contract liabilities - current	4.00%
Contract liability- noncurrent	$ (70,444)	(72,543)
Change in contract liabilities - noncurrent	$ 2,099
% of change in contract liabilities - Noncurrent	3.00%
Net contract liability	$ (89,786)	$ (93,120)
Change in net contract liability	$ 3,334
% of change in net contract liability	4.00%
Revenue recognized related to contract liability	$ 14,800
Amortization of contract assets	$ 700
Retail revenue period for billing postpaid customers in advance	1 month

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

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