Acquisitions (Tables)

12 Months Ended

Dec. 31, 2014

Business Acquisition [Line Items]

Schedule of Potential Contingent Consideration

Below is a summary of the potential contingent consideration we may be required to pay in connection with completed acquisitions as of December 31, 2014 (dollars in thousands): 

	Original range of potential undiscounted	As of December 31, 2014 Maximum contingent consideration due in
Acquisition:	payments	2015		2016		Total
Prospero	$0 - $4,675	$	1,720	$	—	$	1,720
Effective Companies	$0 - $5,668	2,834		2,834		5,668
Total		$	4,554	$	2,834	$	7,388

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, 2013 to December 31, 2014 for each acquisition (dollars in thousands): 

	Liability as of		2014 Additions			Change in Fair Value of Contingent			Foreign Currency			Liability as of
Acquisition:	Dec. 31, 2013		(Payments)			Consideration			Translation			Dec. 31, 2014
Bath Consulting	$	997	$	(1,005	)	$	—		$	8		$	—
Prospero	1,841		—			(1,796		)	(45		)	—
Lorien	959		(1,015		)	31			25			—
Effective Companies	—		5,345			373			(635		)	5,083
Total	$	3,797	$	3,325		$	(1,392	)	$	(647	)	$	5,083

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	$	9,000
Fair value of contingent consideration	5,345
Working capital adjustment	4
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

2013 Acquisitions [Member]

Business Acquisition [Line Items]

Schedule of Business Acquisitions by Year

The following tables summarize the purchase prices and purchase price allocations for the acquisitions completed during the years ended December 31, 2013 and 2012.  A description of the acquired businesses during each year is summarized below each table.

2013 Acquisitions	(Dollars in thousands)
Acquired company	Prospero		Lorien
Acquisition date	5/31/2013		6/12/2013
Cash purchase price	$	7,028	$	6,734
Fair value of contingent consideration	3,670		573
Total purchase price	$	10,698	$	7,307
Purchase price allocation:
Cash	$	—	$	23
Accounts receivable	—		1,856
Other assets	7		1,553
Property, plant and equipment	51		116
Intangible assets	2,801		1,715
Goodwill	8,112		5,494
Total assets	10,971		10,757
Accounts payable and accrued expenses	40		1,975
Billings in excess of costs and estimated     earnings on uncompleted contracts	233		1,132
Deferred tax liability	—		343
Total liabilities	273		3,450
Net assets acquired	$	10,698	$	7,307

2012 Acquisitions [Member]

Business Acquisition [Line Items]

Schedule of Business Acquisitions by Year

The purchase price allocation above was translated into U.S. dollars based on the exchange rate in effect on the date of acquisition.

2012 Acquisitions	(Dollars in thousands)
Acquired company	Information Horizons		Asentus		Rovsing Dynamics		Blessing White
Acquisition date	5/1/2012		6/29/2012		9/17/2012		10/1/2012
Cash purchase price	$	531	$	1,417	$	720	$	10,529
Fair value of contingent consideration	—		765		—		—
Total purchase price	$	531	$	2,182	$	720	$	10,529
Purchase price allocation:
Cash	$	—	$	396	$	20	$	830
Accounts receivable	—		1,970		—		2,796
Other assets	—		411		898		527
Property, plant and equipment	26		46		5		76
Intangible assets	505		443		775		3,280
Goodwill	—		1,957		458		6,070
Total assets	531		5,223		2,156		13,579
Accounts payable and accrued expenses	—		2,708		428		1,456
Billings in excess of costs and estimated     earnings on uncompleted contracts	—		247		1,008		282
Deferred tax liability	—		86		—		1,312
Total liabilities	—		3,041		1,436		3,050
Net assets acquired	$	531	$	2,182	$	720	$	10,529