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Restatement Of Consolidated Financial Statements (Schedule Of Effects Of Cash Flow Restatements) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended		9 Months Ended		12 Months Ended
	Mar. 31, 2012	Jun. 30, 2012	Jun. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Net cash provided by (used in) operating activities	$ (1,477)	$ (2,197)	$ 1,785	$ (1,209)	$ 1,477	$ (2,583)	$ 1,880	$ 12,173
Net cash provided by (used in) investing activities	1,350	1,459	(894)	1,174	(6,701)	2,238	(5,021)	(3,866)
As Previously Reported [Member]
Net cash provided by (used in) operating activities	349	1,166	2,524	3,759	4,611
Net cash provided by (used in) investing activities	(476)	(1,904)	(1,633)	(3,794)	(9,835)
Correction [Member]
Net cash provided by (used in) operating activities	(1,826)	(3,363)	(739)	(4,968)	(3,134)
Net cash provided by (used in) investing activities	$ 1,826	$ 3,363	$ 739	$ 4,968	$ 3,134

The net cash from (used in) all of the entity's operating activities, including those of discontinued operations, of the reporting entity. Operating activities generally involve producing and delivering goods and providing services. Operating activity cash flows include transactions, adjustments, and changes in value that are not defined as investing or financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label.

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