Business Segment and Geographic Data (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2016	Dec. 31, 2016	Dec. 31, 2015
Revenues		$ 38,397	$ 75,890
Costs of revenues		8,086	18,425
Gross profit		$ 30,311	$ 57,465
Gross profit %		78.90%	75.70%
Allocated operating expenses:
Engineering and product development		$ 1,249	$ 1,313
Selling and marketing expenses		21,729	57,412
Impairment		3,518	21,481
Loss on sale of assets		2,574
Unallocated operating expense		13,233	17,484
Total		42,303	97,690
Income (loss) from continuing operations		(11,992)	(40,225)
Interest and other financing income, net		(385)	(1,402)
Income (loss) from continuing operations before taxes		(12,377)	(41,627)
CONSUMER [Member]
Revenues		34,331	67,569
Costs of revenues		5,862	14,733
Gross profit		$ 28,469	$ 52,836
Gross profit %		82.90%	78.20%
Allocated operating expenses:
Engineering and product development		$ 1,045	$ 1,192
Selling and marketing expenses		19,426	53,184
Impairment	$ 3,518	3,518	15,654
Unallocated operating expense
Total		23,989	70,030
Income (loss) from continuing operations		4,480	(17,194)
Interest and other financing income, net
Income (loss) from continuing operations before taxes		4,480	(17,194)
PHYSICIAN RECURRING [Member]
Revenues		3,302	5,918
Costs of revenues		1,847	2,271
Gross profit		$ 1,455	$ 3,647
Gross profit %		44.10%	61.60%
Allocated operating expenses:
Engineering and product development		$ 204	$ 105
Selling and marketing expenses		2,270	3,955
Impairment			5,827
Loss on sale of assets		2,574
Unallocated operating expense
Total		5,048	9,887
Income (loss) from continuing operations		(3,593)	(6,240)
Interest and other financing income, net
Income (loss) from continuing operations before taxes		(3,593)	(6,240)
PROFESSIONAL [Member]
Revenues		764	2,403
Costs of revenues		377	1,421
Gross profit		$ 387	$ 982
Gross profit %		50.70%	40.90%
Allocated operating expenses:
Engineering and product development			$ 16
Selling and marketing expenses		33	273
Impairment
Unallocated operating expense
Total		33	289
Income (loss) from continuing operations		354	693
Interest and other financing income, net
Income (loss) from continuing operations before taxes		$ 354	$ 693