FAIR VALUE MEASUREMENTS - ROLLFORWARD OF FAIR VALUE OF ASSETS (Details) |
9 Months Ended |
|---|---|
|
Sep. 30, 2016
USD ($)
| |
| Roll forward of the fair value of the Company's investments whose fair value was determined using Level 3 inputs | |
| Transfers between the levels | $ 0 |
| Balance at the beginning of the period | 57,121,000 |
| Balance at the end of the period | 59,945,000 |
| Fair Value Of Contingent Consideration | |
| Roll forward of the fair value of the Company's investments whose fair value was determined using Level 3 inputs | |
| Increase (decrease) in the fair value | 3,100,000 |
| Other income (expense) | |
| Roll forward of the fair value of the Company's investments whose fair value was determined using Level 3 inputs | |
| Increase (decrease) in the fair value | $ (276,000) |