DESCRIPTION OF THE BUSINESS Omaha Operations Divestiture (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Cash Proceeds From Divestiture [Line Items]
Proceeds from sale of operations			$ 10,013,000	$ 0
Accounts receivable	$ 19,832,000		19,832,000		$ 21,660,000
Other current assets	2,308,000		2,308,000		6,612,000
Goodwill	19,804,000	$ 27,144,000	19,804,000	27,144,000	27,144,000
Intangible assets, net	16,379,000		16,379,000		19,804,000
Property and equipment, net of accumulated depreciation of $6,287 and $5,673	4,120,000		4,120,000		4,190,000
Accounts payable and accrued liabilities	(2,521,000)		(2,521,000)		$ (3,501,000)
Gain on sale of operations	0	$ 0	524,000	$ 0
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Cash Proceeds From Divestiture [Line Items]
Proceeds from sale of operations			10,013,000
Accounts receivable	99,000		99,000
Other current assets	112,000		112,000
Goodwill	7,340,000		7,340,000
Intangible assets, net	2,170,000		2,170,000
Property and equipment, net of accumulated depreciation of $6,287 and $5,673	18,000		18,000
Accounts payable and accrued liabilities	(241,000)		(241,000)
Other liabilities	$ (9,000)		(9,000)
Gain on sale of operations			$ 524,000