Debt (Narrative) (Details) (USD $)	12 Months Ended					12 Months Ended				12 Months Ended						12 Months Ended							12 Months Ended			12 Months Ended			12 Months Ended					12 Months Ended				12 Months Ended		12 Months Ended		12 Months Ended												1 Months Ended	12 Months Ended		12 Months Ended		1 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Jun. 15, 2011	Dec. 31, 2010	Dec. 31, 2012 Term-B Facility [Member]	Dec. 31, 2013 7.75% Senior Notes [Member]	Dec. 31, 2011 7.75% Senior Notes [Member]	Jun. 30, 2011 7.75% Senior Notes [Member]	Dec. 31, 2013 7.75% Senior Notes [Member] On or After July 15, 2016 [Member]	Dec. 31, 2013 7.75% Senior Notes [Member] Declining Rate After July 15, 2019 [Member]	Dec. 31, 2013 7.75% Senior Notes [Member] Change of Control Percentage [Member]	Dec. 31, 2013 4.75% Senior Notes [Member]	Dec. 31, 2012 4.75% Senior Notes [Member]	Dec. 17, 2012 4.75% Senior Notes [Member]	Dec. 31, 2013 4.75% Senior Notes [Member] Change of Control Percentage [Member]	Dec. 31, 2013 4.75% Senior Notes [Member] On or After December 15, 2017 [Member]	Dec. 31, 2013 4.75% Senior Notes [Member] Declining Rate After December 15, 2020 [Member]	Dec. 31, 2012 Proceeds of 4.75% Senior Notes Used to Repay Term Loan B Facility [Member]	Dec. 31, 2011 RNS 8 3/4% Senior Notes [Member]	Dec. 17, 2012 RNS 8 3/4% Senior Notes [Member]	May 13, 2011 RNS 8 3/4% Senior Notes [Member]	Dec. 31, 2011 RNS revlolving credit facility [Member]	May 13, 2011 RNS revlolving credit facility [Member]	Dec. 31, 2010 RNS revlolving credit facility [Member]	Dec. 31, 2011 RNS 10 3/8% Senior Subordinated Notes [Member]	Jun. 30, 2011 RNS 10 3/8% Senior Subordinated Notes [Member]	Jun. 15, 2011 RNS 10 3/8% Senior Subordinated Notes [Member]	Dec. 31, 2011 RNS 10 3/8% Senior Subordinated Notes [Member] Tender Premiums, Along With Accretion To The Principal Amount [Member]	Dec. 31, 2011 RNS 10 3/8% Senior Subordinated Notes [Member] Other Transaction Costs [Member]	Dec. 31, 2011 RNS credit facility [Member]	Dec. 31, 2011 RNS term loan A [Member]	Dec. 31, 2010 RNS term loan A [Member]	Dec. 31, 2013 June 30, 2011 Credit Facility [Member]	Dec. 31, 2011 June 30, 2011 Credit Facility [Member]	Jun. 30, 2011 June 30, 2011 Credit Facility [Member] Revolving Credit Facility [Member]	Jun. 30, 2011 June 30, 2011 Credit Facility [Member] Term-A Facility [Member]	Dec. 31, 2012 June 30, 2011 Credit Facility [Member] Term-B Facility [Member]	Jun. 30, 2011 June 30, 2011 Credit Facility [Member] Term-B Facility [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Eurodollar [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Minimum [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Minimum [Member] Base Rate [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Minimum [Member] Eurodollar [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Maximum [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Maximum [Member] Base Rate [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Maximum [Member] Eurodollar [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Quarterly Installments Under Credit Agreement Term Loan A Facility from March 31, 2015 through December 31, 2015 [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Quarterly Installments Under Credit Agreement Term Loan A Facility from March 31, 2016 through December 31, 2016 [Member] [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Quarterly Installments Under Credit Agreement Term Loan A Facility from March 31, 2017 through December 31, 2017 [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Quarterly Installment Under Credit Agreement Term Loan A Facility From March 31, 2018 through December 31, 2018 [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Quarterly Installment Under Credit Agreement Term Loan A Facility Remainder December 16, 2019 [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] On or After January 1, 2016 [Member]	Jan. 31, 2014 December 16, 2013 Credit Facility [Member] Subsequent Event [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Revolving Credit Facility [Member]	Dec. 16, 2013 December 16, 2013 Credit Facility [Member] Revolving Credit Facility [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Term-A Facility [Member]	Dec. 16, 2013 December 16, 2013 Credit Facility [Member] Term-A Facility [Member]	Jan. 31, 2014 December 16, 2013 Credit Facility [Member] Term-A Facility [Member] Subsequent Event [Member]	Dec. 31, 2013 December 16, 2013 Credit Facility [Member] Term-A Facility [Member] Subsequent Event [Member]	Dec. 16, 2013 December 16, 2013 Credit Facility [Member] Term-A Facility [Member] Subsequent Event [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount									$ 700,000,000						$ 600,000,000							$ 300,000,000		$ 300,000,000				$ 325,000,000								$ 500,000,000	$ 1,130,000,000		$ 595,000,000																	$ 500,000,000		$ 880,000,000			$ 600,000,000
Debt Instrument, Maturity Date							Jul. 15, 2021						Dec. 15, 2022																																										Dec. 16, 2018		Dec. 16, 2019
Payments of Debt Issuance Costs								1,533,000						1,393,000																										12,669,000														9,006,000
Proceeds from the issuance of long-term debt	880,000,000	589,500,000	1,442,364,000																																																								600,000,000
Write off of Deferred Debt Issuance Cost	4,007,000	1,862,000	6,247,000																	1,186,000			2,062,000			2,455,000								3,719,000				898,000		288,000
Gains (Losses) on Extinguishment of Debt	(1,087,000)	(10,774,000)	(14,726,000)																	(350,000)									(12,864,000)	(1,321,000)				(1,087,000)				(10,774,000)
Debt Instrument, Basis Spread on Variable Rate																																											0.50%	1.50%		1.25%	2.25%
Debt Instrument, Interest Rate, Stated Percentage					8.625%				7.75%						4.75%						8.75%
Derivative, Floor Interest Rate																																														1.00%	2.00%
Debt Instrument, Interest Rate at Period End																																									2.17%
Line of Credit Facility, Commitment Fee Percentage																																										0.25%			0.50%
Debt Instrument, Periodic Payment, Principal																																																18,500,000	37,000,000	55,500,000	74,000,000	518,000,000
Debt instrument, covenant, cash flow ratio																																								6.50													6.00
Debt Insturment, Covenant, Minimum Interest Coverage Ratio																																								2.50
Debt Instrument, Unamortized Discount	22,817,000	26,685,000							14,000,000						10,500,000																						5,650,000		12,986,000
Issuance of Debt to Related Party related to the Distribution																																			577,000,000
Debt Instrument, Redemption Price, Percentage										103.875%	100.00%	101.00%				101.00%	102.375%	100.00%		100.00%
Repayments of Debt																			587,600,000				300,000,000								713,785,000	412,500,000
Unrealized Gain (Loss) on Derivatives	4,313,000	(8,739,000)	0			(8,725,000)																																(8,725,000)
Long-term Debt, Maturities, Repayments of Principal in Year Two	44,000,000																																																											30,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Three	88,000,000																																																											60,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Four	132,000,000																																																											90,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Five	176,000,000																																																											120,000,000
Long-term Debt, Maturities, Repayments of Principal after Year Five	1,740,000,000																																																											300,000,000
Interest Payable, Current	27,770,000	28,250,000																				5,250,000					11,146,000
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed																				100.00%						100.00%
Proceeds from Lines of Credit																							300,000,000
Tender Offer Consideration Per Principal Amount, Gross																												1,039.58
Tender Offer Consideration Per Principal Amount																												1,029.58
Tender Offer Consideration Per Principal Amount, Early Tender Premium				10
Line of Credit Facility, Amount Outstanding																									$ 50,000,000								$ 425,000,000