Annual report pursuant to Section 13 and 15(d)

Income Taxes (Components Of Consolidated Income (Losses) From Continuing Operations Before Income Taxes) (Details)

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Income Taxes (Components Of Consolidated Income (Losses) From Continuing Operations Before Income Taxes) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Taxes [Abstract]      
U.S. operations $ (9,324) $ (32,419) $ (10,152)
Foreign operations 1,011 (7,995) (3,284)
Loss from continuing operations before income tax $ (8,313) $ (40,414) $ (13,436)