Quarterly report pursuant to Section 13 or 15(d)

Business Segments and Customer Information (Details)

v2.4.0.8
Business Segments and Customer Information (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Segment Reporting Information [Line Items]        
Number of reportable operating segments     4  
Revenues $ 107,962 $ 119,062 $ 227,371 $ 238,219
Operating Income 10,703 12,701 22,060 22,643
Supply Chain Management Group [Member]
       
Segment Reporting Information [Line Items]        
Revenues 42,313 36,891 82,936 74,594
Operating Income 7,697 6,974 15,518 13,129
International Group [Member]
       
Segment Reporting Information [Line Items]        
Revenues 26,794 36,239 61,510 71,629
Operating Income 759 1,473 3,148 3,166
Federal Group [Member]
       
Segment Reporting Information [Line Items]        
Revenues 23,137 26,817 51,692 54,388
Operating Income 887 2,510 1,216 3,641
IT, Energy and Management Consulting Group [Member]
       
Segment Reporting Information [Line Items]        
Revenues 15,718 19,115 31,233 37,608
Operating Income 1,832 2,492 3,285 3,731
Corporate/unallocated [Member]
       
Segment Reporting Information [Line Items]        
Operating Income $ (472) $ (748) $ (1,107) $ (1,024)