Noncontrolling Interests (Summary Of Changes In Controlling And Noncontrolling Stockholders’ Equity) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Noncontrolling Interest [Line Items]
Equity, beginning balance	$ 132,298	$ 121,747
Net income (loss)	3,102	(254)
Increase in additional paid in capital	383	106
Treasury stock purchased	(1,828)
Contributions from noncontrolling stockholders - SHP	17
Distributions to noncontrolling stockholders	(90)	(54)
Accumulated other comprehensive income (loss)	(9,862)	7,693
Equity, ending balance	124,020	129,238
Controlling Stockholders' Equity [Member]
Noncontrolling Interest [Line Items]
Equity, beginning balance	127,686	117,140
Net income (loss)	3,118	(215)
Increase in additional paid in capital	383	4
Treasury stock purchased	(1,828)
Accumulated other comprehensive income (loss)	(9,837)	7,774
Equity, ending balance	119,522	124,703
Noncontrolling Stockholders' Equity [Member]
Noncontrolling Interest [Line Items]
Equity, beginning balance	4,612	4,607
Net income (loss)	(16)	(39)
Increase in additional paid in capital		102
Contributions from noncontrolling stockholders - SHP	17
Distributions to noncontrolling stockholders	(90)	(54)
Accumulated other comprehensive income (loss)	(25)	(81)
Equity, ending balance	$ 4,498	$ 4,535