Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2018

Segment Reporting, Geographic Information [Abstract]

Summary Of Data By Industry Segment

At and for the Three Months Ended March 31, 2018	Body Worn Devices	Hearing Health Direct-to-Consumer	Total
Revenue, net	$                     23,572	$                       1,791	$                     25,363
Income (loss) from continuing operations	1,210	(453)	757
Identifiable assets (excluding goodwill)	42,121	6,640	48,761
Goodwill	9,551	1,257	10,808
Depreciation and amortization	604	50	654
Capital expenditures	475	10	485
At and for the Three Months Ended March 31, 2017 (as adjusted)	Body Worn Devices	Hearing Health Direct-to-Consumer	Total
Revenue, net	$                     19,799	$                       1,416	$                     21,215
Income (loss) from continuing operations	75	(453)	(378)
Identifiable assets (excluding goodwill)	30,416	4,036	34,452
Goodwill	9,551	1,004	10,555
Depreciation and amortization	495	67	562
Capital expenditures	213	60	273