Quarterly report pursuant to Section 13 or 15(d)

Business Segments and Customer Information (Details)

v3.5.0.2
Business Segments and Customer Information (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2016
USD ($)
Segment
Jun. 30, 2015
USD ($)
Segment Reporting Information [Line Items]        
Number of reportable operating segments | Segment     4  
Revenues $ 160,473 $ 131,126 $ 304,109 $ 251,917
Operating income 11,879 11,496 24,620 22,180
Corporate/Unallocated Expenses [Member]        
Segment Reporting Information [Line Items]        
Operating income (1,433) (921) (2,568) (1,604)
Operating Segments [Member] | Supply Chain Management Group [Member]        
Segment Reporting Information [Line Items]        
Revenues 49,785 47,872 100,928 94,114
Operating income 8,823 8,681 17,851 16,987
Operating Segments [Member] | Aviation Group [Member]        
Segment Reporting Information [Line Items]        
Revenues 32,064 31,904 65,610 54,668
Operating income 2,657 2,604 5,946 4,717
Operating Segments [Member] | Federal Services Group [Member]        
Segment Reporting Information [Line Items]        
Revenues 66,587 37,742 114,302 75,534
Operating income 1,046 (356) 1,717 (623)
Operating Segments [Member] | IT, Energy and Management Consulting Group [Member]        
Segment Reporting Information [Line Items]        
Revenues 12,037 13,608 23,269 27,601
Operating income $ 786 $ 1,488 $ 1,674 $ 2,703