Equity Compensation And Employee Benefit Plans (Schedule Of Equity Compensation Performance Shares Activity) (Details) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014
Equity Compensation Arrangement by Share-based Payment Award [Abstract]
Number of Performance Shares Nonvested at beginning of period	0
Number of Performance Shares granted	183
Number of Performance Shares vested	0
Number of Performance Shares forfeited	0
Number of Performance Shares Nonvested at end of period	183
Weighted Average Grant Date Fair Value Nonvested at beginning of period	$ 0.00
Weighted Average Grant Date Fair Value Shares granted	$ 25.06
Weighted Average Grant Date Fair Value Shares vested	$ 0.00
Weighted Average Grant Date Fair Value Shares forfeited	$ 0.00
Weighted Average Grant Date Fair Value Nonvested at end of period	$ 25.06