Discontinued Operations (Summary Of Discontinued Assets, Liabilities And Related Adjustments) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Discontinued Operations [Abstract]
Other assets	$ 15,161	$ 20,530
Assets, Total	$ 583,909	$ 887,929

Amount classified as other assets attributable to disposal group held for sale or disposed of.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760

Name:	us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant