Income (Loss) Per Share (Reconciliation Between Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income (Loss) Per Share [Abstract]
Income (loss) from continuing operations before discontinued operations	$ (2,974)	$ 3,082	$ 3,389
Loss from discontinued operations, net of income taxes	(1,770)	(965)	(1,141)
Net income (loss)	(4,744)	2,117	2,248
Less: Loss allocated to non-controlling interest	(157)	(111)
Net income (loss) attributable to IntriCon shareholders	$ (4,587)	$ 2,228	$ 2,248
Basic - weighted shares outstanding	6,497	5,907	5,791
Weighted shares assumed upon exercise of stock options		334	247
Diluted - weighted shares outstanding	6,497	6,241	6,038
Continuing operations	$ (0.43)	$ 0.54	$ 0.59
Discontinued operations	(0.27)	(0.16)	(0.20)
Basic	(0.71)	0.38	0.39
Continuing operations	(0.43)	0.51	0.56
Discontinued operations	(0.27)	(0.15)	(0.19)
Diluted	$ (0.71)	$ 0.36	$ 0.37