BASIS OF PRESENTATION (Details) (Reclassifications, USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2012
Wireline revenue
Reclassifications
Prior period reclassifications	$ (0.2)	$ (0.4)
Termination and access fees
Reclassifications
Prior period reclassifications	0.2	0.4
Engineering and operations expense
Reclassifications
Prior period reclassifications	(0.8)	(1.6)
General and administrative expense
Reclassifications
Prior period reclassifications	$ 0.8	$ 1.6