SELLING, GENERAL AND ADMINISTRATIVE EXPENSES (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2016 |
Jun. 30, 2015 |
Jun. 30, 2016 |
Jun. 30, 2015 |
|
| Selling, General and Administrative Expense [Abstract] | ||||
| Compensation and benefits | $ 14,324 | $ 13,636 | $ 28,315 | $ 26,399 |
| Occupancy related costs | 8,799 | 10,047 | 17,882 | 20,701 |
| Amortization of intangible assets | 12,756 | 8,986 | 24,967 | 17,877 |
| Professional services | 6,696 | 6,639 | 13,436 | 14,629 |
| Marketing costs | 5,671 | 5,920 | 12,163 | 11,273 |
| Depreciation and amortization | 2,352 | 2,344 | 4,957 | 4,766 |
| Other | 3,609 | 3,994 | 6,103 | 8,327 |
| Total | $ 54,207 | $ 51,566 | $ 107,823 | $ 103,972 |