Acquisitions (Details) - USD ($)			3 Months Ended	12 Months Ended
	May 11, 2018	Sep. 20, 2017	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2017		Dec. 31, 2016
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Goodwill			$ 13,170,000	$ 13,170,000	$ 8,431,000		$ 5,612,000
Transaction costs	$ 540,000
Revenues			$ 92,249,000	92,249,000	70,880,000	[1]
Acquired Finite-Lived Intangible Assets [Abstract]
Finite-lived intangible assets acquired	5,088,000	$ 2,569,000
Business Acquisition, Pro Forma Information [Abstract]
Revenue				95,419,000	110,274,000
Net income				$ (1,717,000)	$ 5,524,000
Basic (loss) earnings per common share (in dollars per share)				$ (0.09)	$ 0.29
Diluted (loss) earnings per common share (in dollars per share)				$ (0.09)	$ 0.28
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Abstract]
Finite-lived intangible assets acquired	3,758,000	$ 1,856,000
Finite-lived intangible assets, weighted average useful life		10 years		15 years
Trademarks/Names [Member]
Acquired Finite-Lived Intangible Assets [Abstract]
Finite-lived intangible assets acquired	582,000	$ 713,000
Finite-lived intangible assets, weighted average useful life		3 years		10 years
Alliance Agreements [Member]
Acquired Finite-Lived Intangible Assets [Abstract]
Finite-lived intangible assets acquired	527,000
Finite-lived intangible assets, weighted average useful life				5 years
Non-compete Agreements [Member]
Acquired Finite-Lived Intangible Assets [Abstract]
Finite-lived intangible assets acquired	$ 221,000
Finite-lived intangible assets, weighted average useful life				4 years
Absolute Consulting [Member]
Business Acquisition [Abstract]
Business acquisition, effective date of acquisition		Sep. 20, 2017
Business acquisition, name of acquired entity				Absolute
Percentage of ownership interest acquired		100.00%
Payments to Acquire Businesses, Gross		$ 9,521,000
Cash Consideration before working capital adjustment		8,800,000
Cash consideration in escrow		1,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Cash		455,000
Contract receivables		5,121,000
Prepaid expenses and other current assets		68,000
Property, and equipment, net		184,000
Intangible assets		2,569,000
Accounts payable, accrued expenses, and other liabilities		(78,000)
Accrued compensation		(1,617,000)
Total identifiable net assets		6,702,000
Goodwill		2,819,000
Net assets acquired		9,521,000
Acquired receivable, fair value		$ 5,100,000
True North Consulting, LLC [Member]
Business Acquisition [Abstract]
Business acquisition, effective date of acquisition	May 11, 2018
Business acquisition, name of acquired entity				True North Consulting LLC
Percentage of ownership interest acquired	100.00%
Payments to Acquire Businesses, Gross	$ 9,915,000
Cash Consideration before working capital adjustment	9,750,000
Cash consideration in escrow	1,500,000
Proceeds from issuance of debt	10,300,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Cash	306,000
Contract receivables	1,870,000
Prepaid expenses and other current assets	8,000
Property, and equipment, net	1,000
Intangible assets	5,088,000
Accounts payable, accrued expenses, and other liabilities	(1,744,000)
Accrued compensation	(353,000)
Total identifiable net assets	5,176,000
Goodwill	4,739,000
Net assets acquired	9,915,000
Acquired receivable, fair value	$ 1,870,000
Revenues				$ 7,986,000

[1] Prior period amounts have not been adjusted under the modified retrospective transition method for the adoption of ASC 606.