Shareholders' Equity (Summary Of The Changes To Shareholders' Equity) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Shareholders' Equity [Abstract]
Shareholders' equity, beginning of period			$ 40,156	$ 13,006
Net (loss) income	$ (1,826)	$ 31,537	(2,020)	31,288
Dividends paid on common stock			(15,601)
Dividends paid on preferred stock			(13)	(13)
Stock based compensation			352	507
Treasury stock purchases			(125)	(399)
Changes in pension and postretirement benefit plans			521	297
Shareholders' equity, end of period	$ 23,270	$ 44,686	$ 23,270	$ 44,686