|
Segment Information (Details 1) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2015
|
Mar. 31, 2014
|
|
| Segment Reporting Information [Line Items] | ||
| Revenue | $ 302,222 | $ 274,854 |
| Other Segments | ||
| Segment Reporting Information [Line Items] | ||
| Revenue | 20,379 | 15,108 |
| United States | ||
| Segment Reporting Information [Line Items] | ||
| Revenue | 252,018 | 228,833 |
| Canada | ||
| Segment Reporting Information [Line Items] | ||
| Revenue | $ 29,825 | $ 30,913 |