Employee Incentive Plan (Expense Schedule) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Share Based Compensation Expense [Line Items]
Cost of Share-based Compensation	$ 4,000	$ 3,100
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense	1,200	1,100
Operating Expense
Share Based Compensation Expense [Line Items]
Cost of Share-based Compensation	200	0
General and Administrative Expense
Share Based Compensation Expense [Line Items]
Cost of Share-based Compensation	1,000	0
Noncontrolling Interest
Share Based Compensation Expense [Line Items]
Cost of Share-based Compensation	500	0
Predecessor | General and Administrative Expense
Share Based Compensation Expense [Line Items]
Cost of Share-based Compensation	$ 2,800	$ 3,100