Reportable Segments - Schedule of Revenue by Geographic Area (Details) - USD ($)
$ in Thousands |
3 Months Ended |
12 Months Ended |
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
| Revenues from External Customers and Long-Lived Assets [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Revenues |
$ 60,906
|
$ 101,133
|
$ 69,319
|
$ 66,162
|
$ 73,202
|
$ 118,338
|
$ 80,885
|
$ 74,184
|
$ 297,520
|
$ 346,609
|
$ 318,221
|
| North America |
|
|
|
|
|
|
|
|
|
|
|
| Revenues from External Customers and Long-Lived Assets [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Revenues |
|
|
|
|
|
|
|
|
132,420
|
131,690
|
136,100
|
| Middle East |
|
|
|
|
|
|
|
|
|
|
|
| Revenues from External Customers and Long-Lived Assets [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Revenues |
|
|
|
|
|
|
|
|
57,468
|
77,760
|
67,315
|
| Europe |
|
|
|
|
|
|
|
|
|
|
|
| Revenues from External Customers and Long-Lived Assets [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Revenues |
|
|
|
|
|
|
|
|
34,863
|
26,924
|
24,096
|
| Africa |
|
|
|
|
|
|
|
|
|
|
|
| Revenues from External Customers and Long-Lived Assets [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Revenues |
|
|
|
|
|
|
|
|
28,390
|
26,459
|
20,598
|
| Asia |
|
|
|
|
|
|
|
|
|
|
|
| Revenues from External Customers and Long-Lived Assets [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Revenues |
|
|
|
|
|
|
|
|
17,154
|
26,036
|
25,410
|
| South America |
|
|
|
|
|
|
|
|
|
|
|
| Revenues from External Customers and Long-Lived Assets [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Revenues |
|
|
|
|
|
|
|
|
14,380
|
43,458
|
24,809
|
| Australia |
|
|
|
|
|
|
|
|
|
|
|
| Revenues from External Customers and Long-Lived Assets [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Revenues |
|
|
|
|
|
|
|
|
$ 12,845
|
$ 14,282
|
$ 19,893
|