|
Segment Information (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2014
segment
|
Mar. 31, 2013
|
Dec. 31, 2013
|
|
| Segment Reporting Information [Line Items] | |||
| Number of operating segments | 2 | ||
| Revenues | $ 4,914,479 | $ 3,219,716 | |
| Cost of revenue | 4,599,817 | 2,971,344 | |
| Gross profit | 314,662 | 248,372 | |
| Total assets | 8,794,473 | 7,296,794 | 7,995,763 |
|
P B M
|
|||
| Segment Reporting Information [Line Items] | |||
| Revenues | 4,878,375 | 3,181,553 | |
| Cost of revenue | 4,583,284 | 2,954,101 | |
| Gross profit | 295,091 | 227,452 | |
| Total assets | 8,392,454 | 7,177,351 | |
|
H C I T
|
|||
| Segment Reporting Information [Line Items] | |||
| Revenues | 36,104 | 38,163 | |
| Cost of revenue | 16,533 | 17,243 | |
| Gross profit | 19,571 | 20,920 | |
| Total assets | $ 402,019 | $ 119,443 | |