Acquisitions (Tables)

12 Months Ended

Dec. 31, 2016

Business Acquisition [Line Items]

Schedule of Changes in Contingent Consideration Liabilities

Below is a summary of the changes in the recorded amount of contingent consideration liabilities from December 31, 2015 to December 31, 2016 for each acquisition (dollars in thousands): 

	Liability as of		2016 Additions		Change in Fair Value of Contingent			Foreign Currency			2016 Payments		Liability as of
Acquisition:	Dec. 31, 2015				Consideration			Translation					Dec. 31, 2016
Jencal Training	$	—	294		(115		)	(21		)	(158	)	$	—
Maverick	—		5,166		92			—			—		5,258
Effective Companies	2,381		—		159			85			(2,625	)	—
	$	2,381	$	5,460	$	136		$	64		(2,783	)	$	5,258

2016 Acquisitions [Member]

Business Acquisition [Line Items]

Schedule of Business Acquisitions by Year

The following table summarizes the purchase price and purchase price allocation for the acquisition (dollars in thousands).

Cash purchase price	$	4,639
Fair value of contingent consideration	5,166
Total purchase price	$	9,805
			Amortization
Purchase price allocation:			Period
Fixed assets	$	63
Customer-related intangible assets	1,219		4 years
Marketing-related intangible assets (tradename)	124		2 years
Technology-related intangible assets	649		3 years
Goodwill	8,111
Total assets	10,166
Accrued expenses	38
Billings in excess of costs and estimated     earnings on uncompleted contracts	323
Total liabilities	361
Net assets acquired	$	9,805

2014 Acquisitions [Member]

Business Acquisition [Line Items]

Schedule of Business Acquisitions by Year

The following table summarizes the purchase price and purchase price allocation for the acquisition (dollars in thousands). 

Cash purchase price	$	9,004
Fair value of contingent consideration	5,345
Total purchase price	$	14,349
Purchase price allocation:
Cash	$	334
Accounts receivable	1,378
Prepaid expenses and other assets	496
Property, plant and equipment	80
Amortizable intangible assets	1,613
Goodwill	12,556
Total assets	16,457
Accounts payable and accrued expenses	582
Billings in excess of costs and estimated     earnings on uncompleted contracts	940
Deferred tax liability	586
Total liabilities	2,108
Net assets acquired	$	14,349