|
Business Segments and Customer Information (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2013
|
Jun. 30, 2012
|
Jun. 30, 2013
|
Jun. 30, 2012
|
|
| Segment Reporting Information [Line Items] | ||||
| Number of reportable operating segments | 4 | |||
| Revenues | $ 119,062 | $ 135,671 | $ 238,219 | $ 275,658 |
| Operating Income | 12,701 | 12,552 | 22,643 | 25,045 |
|
Federal Group [Member]
|
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| Segment Reporting Information [Line Items] | ||||
| Revenues | 28,751 | 35,670 | 59,260 | 69,323 |
| Operating Income | 2,491 | 2,907 | 3,765 | 4,669 |
|
International Group [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenues | 36,239 | 42,281 | 71,629 | 88,045 |
| Operating Income | 1,473 | 1,319 | 3,166 | 2,835 |
|
IT, Energy and Management Consulting Group [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenues | 19,115 | 24,019 | 37,608 | 49,757 |
| Operating Income | 2,492 | 2,867 | 3,731 | 5,948 |
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Supply Chain Management Group [Member]
|
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| Segment Reporting Information [Line Items] | ||||
| Revenues | 34,957 | 33,701 | 69,722 | 68,533 |
| Operating Income | 6,993 | 5,357 | 13,005 | 11,761 |
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Corporate/unallocated [Member]
|
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| Segment Reporting Information [Line Items] | ||||
| Operating Income | $ (748) | $ 102 | $ (1,024) | $ (168) |