SEGMENT INFORMATION - Revenue Generated From Customers Based Outside Of The U.S (Details) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Revenues from External Customers and Long-Lived Assets [Line Items] | |||
| Revenue generated by external customers in foreign countries, percentage | 100.00% | 100.00% | 100.00% |
| U.S. | Revenue | |||
| Revenues from External Customers and Long-Lived Assets [Line Items] | |||
| Revenue generated by external customers in foreign countries, percentage | 95.00% | 96.00% | 94.00% |
| Canada | Revenue | |||
| Revenues from External Customers and Long-Lived Assets [Line Items] | |||
| Revenue generated by external customers in foreign countries, percentage | 4.00% | 3.00% | 4.00% |
| Others | Revenue | |||
| Revenues from External Customers and Long-Lived Assets [Line Items] | |||
| Revenue generated by external customers in foreign countries, percentage | 1.00% | 1.00% | 2.00% |