Schedule of Goodwill Activity (Details) - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2012	Dec. 31, 2011
Goodwill [Line Items]
Goodwill	$ 6,158,000	$ 6,158,000	$ 6,158,000	$ 8,846,000
Impairment		0	(2,688,000)
Equity Partners [Member]
Goodwill [Line Items]
Goodwill	573,000	573,000	573,000	573,000		$ 600,000
HGP [Member]
Goodwill [Line Items]
Goodwill	2,040,000	2,040,000	2,040,000	4,728,000	$ 4,700,000
Impairment	(2,700,000)		(2,688,000)
NLEX [Member]
Goodwill [Line Items]
Goodwill	$ 3,545,000	$ 3,545,000	$ 3,545,000	$ 3,545,000