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BUSINESS ACQUISITIONS - Narrative (Details) (USD $) | 6 Months Ended | 0 Months Ended | 3 Months Ended |  | 0 Months Ended
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Jun. 30, 2014 | Jun. 30, 2013 | Jan. 15, 2014 Confluent Surgical, Inc. | Jun. 30, 2014 Confluent Surgical, Inc. | Jan. 15, 2014 Confluent Surgical, Inc. Cash Consideration One | Jan. 15, 2014 Confluent Surgical, Inc. Cash Consideration Two | Jun. 30, 2014 Deferred Tax Liability [Member] Confluent Surgical, Inc.
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Business combination, consideration transferred |  |  |  | $ 255,895,000 |  |  |  |
Payments to Acquire Businesses, Payment for Business Interest |  |  |  | 231,000,000 |  |  |  |
Payments to Acquire Businesses, Payments for Transitional Supply Agreement |  |  |  | 4,000,000 |  |  |  |
Contingent consideration from Confluent Surgical acquisition |  |  |  | 20,900,000 |  |  |  |
Business acquisition, additional cash consideration payable upon completion of milestones |  |  |  | 30,000,000 |  | 25,000,000 | 5,000,000 |
Goodwill, Purchase Accounting Adjustments |  |  |  |  |  |  |  | 12,386,000
Impairment of intangible assets | 600,000 | 0 | [1] |  | 600,000 |  |  |
Fair value inputs, discount rate |  |  |  | 2.20% |  |  |  |
Fair Value Input, Probability of Event |  |  |  | 95.00% |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Incremental Increase in Liability |  |  |  | 300,000 |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Incremental Decrease in Liability |  |  |  | $ 400,000 |  |  |  |
[1] | See Note 1 of these condensed consolidated financial statements for discussion of the impact of the change in accounting for the medical device excise tax.

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