Business Segments (Tables)

12 Months Ended

Dec. 31, 2014

Segment Reporting Information [Line Items]

Reconciliation of Revenue from Segments to Consolidated

The following table sets forth the revenue and operating results attributable to each reportable segment and includes a reconciliation of segment revenue to consolidated revenue and operating results to consolidated income before income tax expense (in thousands):

	Years ended December 31,
	2014			2013			2012
Revenue:
Learning Solutions	$	241,344		$	189,899		$	158,118
Professional & Technical Services	79,574			72,577			82,447
Sandy Training & Marketing	67,694			70,699			70,243
Performance Readiness Solutions	50,924			53,882			55,794
Energy Services	62,331			49,632			34,970
	$	501,867		$	436,689		$	401,572
Operating income:
Learning Solutions	$	12,721		$	15,210		$	15,927
Professional & Technical Services	8,905			5,810			6,868
Sandy Training & Marketing	4,729			4,672			4,897
Performance Readiness Solutions	3,064			2,688			2,548
Energy Services	13,048			8,296			6,231
Gain (loss) on change in fair value of    contingent consideration, net	1,392			1,676			(789		)
Operating income	43,859			38,352			35,682
Interest expense	(833		)	(366		)	(269		)
Other income (expense)	(203		)	502			389
Income before income tax expense	$	42,823		$	38,488		$	35,802

Additional Information Relating To Business Segments

Additional information relating to our business segments is as follows (in thousands): 

	December 31,
	2014		2013
Identifiable assets:
Learning Solutions	$	174,264	$	139,744
Professional & Technical Services	63,819		64,292
Sandy Training & Marketing	18,775		21,812
Performance Readiness Solutions	23,186		26,500
Energy Services	25,408		27,808
Total assets	$	305,452	$	280,156

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area

Corporate and other assets which consist primarily of cash and cash equivalents, other assets, and deferred tax assets and liabilities are allocated to the segments based on their respective percentage of consolidated revenues.

	Years ended December 31,
	2014		2013		2012
Additions to property, plant and equipment:
Learning Solutions	$	1,987	$	2,788	$	1,149
Professional & Technical Services	291		233		84
Sandy Training & Marketing	8		11		38
Performance Readiness Solutions	44		553		61
Energy Services	144		352		273
Corporate and other	283		2,777		931
	$	2,757	$	6,714	$	2,536
Depreciation and amortization:
Learning Solutions	$	6,856	$	4,990	$	3,411
Professional & Technical Services	738		715		668
Sandy Training & Marketing	427		427		428
Performance Readiness Solutions	619		778		1,102
Energy Services	575		393		511
Corporate and other	543		1,314		1,851
	$	9,758	$	8,617	$	7,971

Revenue [Member]

Segment Reporting Information [Line Items]

Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country

Information about our revenue in different geographic regions, which are attributable to our wholly owned subsidiaries located primarily in the United States, United Kingdom and other countries is as follows (in thousands):

	Years ended December 31,
	2014		2013		2012
United States	$	380,052	$	347,251	$	323,867
United Kingdom	83,652		65,578		61,102
Other	38,163		23,860		16,603
	$	501,867	$	436,689	$	401,572

Assets [Member]

Segment Reporting Information [Line Items]

Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country

Information about our total assets in different geographic regions is as follows (in thousands): 

	December 31,
	2014		2013
United States	$	183,623	$	194,285
United Kingdom	68,285		56,481
Other	53,544		29,390
	$	305,452	$	280,156