Note 5 - Major Classes of Assets and Liabilities of the Ancillary Network Business Held for Sale (Details) - USD ($)	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015
Due to Ancillary Network Service Providers [Member]
Due to affiliate	$ 1,388,000		$ 3,225,000
Due to Healthsmart [Member]
Due to affiliate	3,739,000		2,210,000
Accounts receivable	1,111,000		1,589,000
Prepaid expenses and other current assets	43,000		43,000
Deferred income taxes	18,000		18,000
Total current assets held for sale	1,172,000		1,650,000
Property and equipment, net	588,000		588,000
Intangible assets, net	406,000		406,000
Total other assets held for sale	994,000		994,000
Total assets held for sale	2,166,000	$ 2,644,000	2,644,000
Total current liabilities held for sale	5,127,000	$ 5,435,000	5,435,000
Total liabilities held for sale	$ 5,127,000		$ 5,435,000