Debt Secured Revolving and Term Credit Facility (Details) (USD $)	6 Months Ended
	Jun. 30, 2014
Secured Revolving and Term Credit Facility [Member]
Line of Credit Facility [Line Items]
Current borrowing capacity	$ 800,000,000.0
Maximum borrowing capacity	1,250,000,000.00
Unused capacity commitment fee percentage	0.20%
Decrease in maximum borrowing capacity	27,300,000
Secured Revolving and Term Credit Facility [Member] | Predecessor [Member]
Line of Credit Facility [Line Items]
Extinguishment of debt	355,000,000
Term Loan [Member]
Line of Credit Facility [Line Items]
Term of facility	5 years
Term Loan [Member] | Eurodollar [Member]
Line of Credit Facility [Line Items]
Interest rate at period end	1.35%
Term Loan [Member] | Eurodollar [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.00%
Term Loan [Member] | Eurodollar [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	2.00%
Term Loan [Member] | Base Rate [Member]
Line of Credit Facility [Line Items]
Interest rate at period end	0.35%
Term Loan [Member] | Base Rate [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.00%
Term Loan [Member] | Base Rate [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.00%
Term Loan [Member] | Predecessor [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity	500,000,000.0
Extinguishment of debt	$ 300,000,000
Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Term of facility	4 years
Extension period	1 year
Extension fee percent of outstanding commitments under revolving credit facility	0.20%
Revolving Credit Facility [Member] | Eurodollar [Member]
Line of Credit Facility [Line Items]
Interest rate at period end	1.20%
Revolving Credit Facility [Member] | Eurodollar [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.925%
Revolving Credit Facility [Member] | Eurodollar [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.70%
Revolving Credit Facility [Member] | Base Rate [Member]
Line of Credit Facility [Line Items]
Interest rate at period end	0.20%
Revolving Credit Facility [Member] | Base Rate [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.00%
Revolving Credit Facility [Member] | Base Rate [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.70%