Commitments And Contingencies (BFC, Wholly-Owned Subsidiaries, And Woodbridge) (Details) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015
Woodbridge Appraisal Rights Litigation [Member]
Loss Contingencies [Line Items]
Accrued claims	$ 0.0	$ 0.1

Amount of loss contingency liability.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant