INVESTMENTS (DCIP - Results) (Details) - Digital Cinema Implementation Partners - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Schedule of Equity Method Investments [Line Items]
Revenues	$ 172.3	$ 170.7	$ 182.7
Income from operations	103.4	102.0	116.2
Net income (loss)	79.3	61.3	$ 49.0
Current assets	48.8	53.2
Noncurrent assets	956.0	1,044.4
Total assets	1,004.8	1,097.6
Current liabilities	32.5	24.0
Noncurrent liabilities	642.7	821.3
Total liabilities	675.2	845.3
Members' deficit	329.6	252.3
Liabilities and members' equity	$ 1,004.8	$ 1,097.6