Incentive Plan (Performance Based Awards) (Details) (2014 Performance Grant [Member])	3 Months Ended
	Mar. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance Vesting Percentage	0.00%
RMS Relative Performance	0.00%
Share-based Compensation Award, Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance Vesting Percentage	25.00%
RMS Relative Performance	0.00%
Share-based Compensation Award, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance Vesting Percentage	50.00%
RMS Relative Performance	3.25%
Share-based Compensation Award, Tranche Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance Vesting Percentage	100.00%
RMS Relative Performance	6.50%