Income Taxes (Changes In Deferred Tax Asset Valuation Allowance) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Change In Deferred Tax Asset Valuation Allowance
Balance at beginning of year	$ 10,651	$ 10,079	$ 9,614
Acquisition related change	635	286	0
Charges to expense	(244)	286	465
Balance at end of year	$ 11,042	$ 10,651	$ 10,079

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319

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