Income (Loss) Per Share (Reconciliation Between Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Income (Loss) Per Share [Abstract]
Income (loss) from continuing operations before discontinued operations	$ (536)	$ 281
Loss on sale of discontinued operations (Note 3)	(164)
Loss from discontinued operations, net of income taxes	(113)	(300)
Net loss	(813)	(19)
Less: Loss allocated to non-controlling interest	(385)	(34)
Net income (loss) attributable to IntriCon shareholders	$ (428)	$ 15
Basic - weighted shares outstanding	6,826	5,981
Weighted shares assumed upon exercise of stock options		247
Diluted - weighted shares outstanding	6,826	6,228
Continuing operations	$ (0.02)	$ 0.05
Discontinued operations	(0.04)	(0.05)
Basic	(0.06)	0.00
Continuing operations	(0.02)	0.05
Discontinued operations	(0.04)	(0.05)
Diluted	$ (0.06)	$ 0.00