STOCKHOLDER'S EQUITY (Details) (USD $)	3 Months Ended		9 Months Ended			9 Months Ended	0 Months Ended	12 Months Ended	0 Months Ended			12 Months Ended			0 Months Ended	9 Months Ended	0 Months Ended			9 Months Ended	12 Months Ended	0 Months Ended	9 Months Ended	0 Months Ended			3 Months Ended	9 Months Ended						9 Months Ended	0 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Wanda	Sep. 30, 2014 Restricted stock unit Performance Vesting	Jan. 02, 2014 Board of Director item	Dec. 31, 2014 Members of management Restricted stock unit Performance Vesting Recognized during 2014	Jun. 25, 2014 2013 Equity Incentive Plan	May 12, 2014 2013 Equity Incentive Plan	Jan. 02, 2014 2013 Equity Incentive Plan	Dec. 31, 2014 2013 Equity Incentive Plan	Sep. 30, 2014 2013 Equity Incentive Plan	Sep. 15, 2014 2013 Equity Incentive Plan	Jan. 02, 2014 2013 Equity Incentive Plan Board of Director	Sep. 30, 2014 2013 Equity Incentive Plan Board of Director	Jun. 25, 2014 2013 Equity Incentive Plan Members of management Restricted stock unit	May 12, 2014 2013 Equity Incentive Plan Members of management Restricted stock unit	Jan. 02, 2014 2013 Equity Incentive Plan Members of management Restricted stock unit	Sep. 30, 2014 2013 Equity Incentive Plan Members of management Restricted stock unit	Dec. 31, 2014 2013 Equity Incentive Plan Members of management Restricted stock unit Performance Vesting Recognized during 2014	Jan. 02, 2014 2013 Equity Incentive Plan Executive officers Restricted stock unit	Sep. 30, 2014 2013 Equity Incentive Plan Executive officers Restricted stock unit	Jun. 25, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting	May 12, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting	Jan. 02, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting	Sep. 30, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting	Sep. 30, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting	Sep. 30, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting Minimum	Sep. 30, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting Maximum	Sep. 30, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting 30% Minimum	Sep. 30, 2014 2013 Equity Incentive Plan Members of management and executive officers Restricted stock unit Performance Vesting 150% Maximum	Dec. 23, 2013 Class A common stock Holdings Parent's IPO	Sep. 30, 2014 Class A common stock 2013 Equity Incentive Plan	Jan. 02, 2014 Class A common stock 2013 Equity Incentive Plan Board of Director
Dividends
Dividends and dividend equivalents			$ 39,003,000
Accrued unpaid dividends	149,000		149,000
Receivable due from related party					833,000
Amount received by certain members of management for tendering common stock to Holdings	(1,596,000)	0	6,072,000	0
Stock-based compensation expense included in general and administrative																202,000				2,408,000	6,063,000		2,596,000					866,000
Increase to additional paid-in capital related to stock based compensation			6,072,000
Total estimated unrecognized compensation cost related to nonvested stock-based compensation arrangements	5,197,000		5,197,000
Number of shares authorized													9,474,000
Number of shares remaining available for grant													8,609,853
Fair value of stock at grant date (in dollars per share)									$ 24.44	$ 21.61	$ 20.18
Increase in authorized capital expenditures to accelerate deployment of certain customer experience enhancing strategic initiatives												38,800,000
Fair value of the stock (in dollars per share)														$ 24.60																			$ 18.00
Number of Board of Directors to whom common stock was granted							2
Shares granted															10,004																				5,002
Number of shares that will be received under each RSU																																		1
Number of days form the termination of service for settlement of fully vested RSU																				60 days								60 days
Grant date fair value (in dollars)																						2,596,000
Service condition term																												1 year
PSUs vesting as a percentage of performance target																													80.00%	120.00%
Percentage of performance target																												100.00%			30.00%	150.00%
Awards to be granted on achieving specified percentage of performance target (in shares)																								1,655	1,819	244,016
Number of PSUs vesting, if Holdings does not achieve free cash flow minimum performance target																												0
Credit recognized in general and administrative other expense																											1,596,000
Reversal of stock-based compensation expense																											$ 2,462,000
Expected performance targets to be achieved (as a percent)			100.00%					100.00%
Shares of RSU and PSU
Granted (in shares)						494,980											1,655	1,819	115,375			128,641
Vested (in shares)						(118,849)
Forfeited (in shares)						(1,009)
Unvested at the end of the period (in shares)						375,122
Weighted Average Grant Date Fair Value
Granted (in dollars per share)						$ 22.40
Vested (in dollars per share)						$ 20.26
Forfeited (in dollars per share)						$ 20.18
Unvested at the end of the period (in dollars per share)						$ 23.08