Restatement Of Consolidated Financial Statements (Schedule Of Effects Of Shareholders' Equity Restatement) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended													6 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013		Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012		Sep. 30, 2012		Jun. 30, 2012		Mar. 31, 2012		Jun. 30, 2013	Sep. 30, 2013	Dec. 31, 2013	Dec. 31, 2012		Dec. 31, 2011
Balance	$ 10,756	$ 9,935		$ 11,057	$ 13,098							$ 24,876		$ 13,098	$ 13,098	$ 13,098	$ 24,876		$ 35,148
Net loss	(309)	343	[1]	(9)	(671)	(8,505)	[2]	(922)	[1],[2]	(228)	[2]	(1,234)	[2]	(680)	(337)	(646)	(10,889)	[2]	(2,921)
Balance	13,006	10,756		9,935	11,057	13,098								9,935	10,756	13,006	13,098		24,876
As Previously Reported [Member]
Balance		11,156		12,281	14,535							24,876		14,535	14,535	14,535	24,876
Net loss		563		40	(833)									(793)	(230)		(9,452)
Balance		12,145		11,156	12,281	14,535								11,156	12,145		14,535
Correction Of Errors [Member]
Balance		(1,221)		(1,224)	(1,437)									(1,437)	(1,437)	(1,437)
Net loss		(220)		(49)	162									113	(107)		(1,437)
Balance		(1,389)		(1,221)	(1,224)	(1,437)								(1,221)	(1,389)		(1,437)
Retained Earnings [Member]
Balance					12,191							29,364		12,191	12,191	12,191	29,364		38,079
Net loss																(646)	(10,889)		(2,921)
Balance	8,205					12,191										8,205	12,191		29,364
Retained Earnings [Member] | As Previously Reported [Member]
Balance												29,364					29,364
Net loss																	(9,452)
Balance						13,628											13,628
Retained Earnings [Member] | Correction Of Errors [Member]
Net loss																	(1,437)
Balance						$ (1,437)											$ (1,437)

[1] Included in operating loss and net loss is $0.4 million loss on disposal and restructuring costs.

[2] The Company recorded an additional $1.4 milion in tax expense, compared to what was previously reported in its Annual Report on Form 10-K/A for the year ended December 31, 2012 (see Note 1).