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SEGMENT AND GEOGRAPHIC INFORMATION (Net Sales and Profit by Reportable Segment) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Segment Net Sales |  |  |  |  |  |  |  |  |  |  |
Revenues | $ 255,664 | $ 250,332 | $ 249,309 | $ 236,770 | $ 241,160 | $ 226,367 | $ 212,673 | $ 202,534 | $ 992,075 | $ 882,734 | $ 796,717
Segment Profit |  |  |  |  |  |  |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  | 115,340 | 79,587 | 67,857
Amortization |  |  |  |  |  |  |  |  | (13,862) | (9,953) | (6,810)
Operating Segments |  |  |  |  |  |  |  |  |  |  |
Segment Profit |  |  |  |  |  |  |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  | 360,481 | 330,323 | 295,403
Operating Segments | Specialty Surgical Solutions |  |  |  |  |  |  |  |  |  |  |
Segment Net Sales |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 632,524 | 586,918 | 554,872
Segment Profit |  |  |  |  |  |  |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  | 256,629 | 242,479 | 210,146
Operating Segments | Orthopedics and Tissue Technologies |  |  |  |  |  |  |  |  |  |  |
Segment Net Sales |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 359,551 | 295,816 | 241,845
Segment Profit |  |  |  |  |  |  |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  | 103,852 | 87,844 | 85,257
Segment Reconciling Items |  |  |  |  |  |  |  |  |  |  |
Segment Profit |  |  |  |  |  |  |  |  |  |  |
Amortization |  |  |  |  |  |  |  |  | (13,862) | (9,953) | (6,810)
Corporate, Non-Segment |  |  |  |  |  |  |  |  |  |  |
Segment Profit |  |  |  |  |  |  |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  | $ (231,279) | $ (240,783) | $ (220,736)

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