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Restatement Of Consolidated Financial Statements (Schedule Of Effects Of Statement Of Operations Restatements) (Details) (USD $)
In Thousands, except Per Share data, 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
Income taxes expense (benefit)   $ 654 $ 155 $ (506)         $ (351) $ 303 $ 1,442 $ (3,044) $ (885)
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)
Net loss applicable to common stock   337 (16) (677)         (693) (356) (671) (10,914) (2,946)
Basic loss per common share $ (0.05) $ 0.06 [1]   $ (0.12) $ (1.49) [2] $ (0.16) [1],[2] $ (0.04) [2] $ (0.22) [2] $ (0.12) $ (0.06) $ (0.11) $ (1.91) [2] $ (0.54)
Diluted loss per common share $ (0.05) [3] $ 0.06 [1],[3]   $ (0.12) [3] $ (1.49) [2],[3] $ (0.16) [1],[2],[3] $ (0.04) [2],[3] $ (0.22) [2],[3] $ (0.12) $ (0.06) $ (0.11) [3] $ (1.91) [2],[3] $ (0.54)
As Previously Reported [Member]
                          
Income taxes expense (benefit)   331 3 (448)         (445) (114)   (4,481)  
Net loss   563 40 (833)         (793) (230)   (9,452)  
Net loss applicable to common stock   557 33 (839)         (806) (249)   (9,477)  
Basic loss per common share   $ 0.09 $ 0.01 $ (0.15)         $ (0.14) $ (0.04)   $ (1.66)  
Diluted loss per common share   $ 0.09 $ 0.01 $ (0.15)         $ (0.14) $ (0.04)   $ (1.66)  
Correction Of Errors [Member]
                          
Income taxes expense (benefit)   323 152 (58)         94 417   1,437  
Net loss   (220) (49) 162         113 (107)   (1,437)  
Net loss applicable to common stock   $ (220) $ (49) $ 162         $ 113 $ (107)   $ (1,437)  
Basic loss per common share   $ (0.03) $ (0.01) $ 0.03         $ 0.02 $ (0.02)   $ (0.25)  
Diluted loss per common share   $ (0.03) $ (0.01) $ 0.03         $ 0.02 $ (0.02)   $ (0.25)  
[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).
[3] There is no difference between basic and diluted earnings (loss) per share due to stock options being out of the money.