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COMMITMENTS AND CONTINGENCIES - Fair Value Contingent Consideration (Details) - Contingent Consideration Liability - Fair Value, Inputs, Level 3 - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2018 | Sep. 30, 2017
Derma Sciences | Accrued expenses and other short-term liabilities |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance, Beginning of Period | $ 315 | $ 0
Additions from acquisition of Derma Sciences |  | 33,707
Transfers from long-term to current portion | 1,387 | 2,193
Payments | (2,000) | (31,346)
Balance, End of Period | 0 | 2,133
Derma Sciences | Accrued expenses and other short-term liabilities | Selling, general and administrative |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
(Gain)/Loss from change in fair value of contingent consideration liabilities | 298 | (2,421)
Derma Sciences | Other Long-term Liabilities |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance, Beginning of Period | 1,387 | 0
Additions from acquisition of Derma Sciences |  | 3,467
Transfers from long-term to current portion | (1,387) | (2,193)
Payments | 0 | 0
Balance, End of Period | 230 | 1,356
Derma Sciences | Other Long-term Liabilities | Selling, general and administrative |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
(Gain)/Loss from change in fair value of contingent consideration liabilities | 230 | 82
Confluent Surgical, Inc. | Accrued expenses and other short-term liabilities |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance, Beginning of Period | 22,478 | 0
Additions from acquisition of Derma Sciences |  | 0
Transfers from long-term to current portion | 0 | 21,312
Payments | (19,000) | 0
Balance, End of Period | 5,000 | 21,312
Confluent Surgical, Inc. | Accrued expenses and other short-term liabilities | Selling, general and administrative |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
(Gain)/Loss from change in fair value of contingent consideration liabilities | $ 1,522 | 0
Confluent Surgical, Inc. | Other Long-term Liabilities |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance, Beginning of Period |  | 22,036
Additions from acquisition of Derma Sciences |  | 0
Transfers from long-term to current portion |  | (21,312)
Payments |  | 0
Balance, End of Period |  | 872
Confluent Surgical, Inc. | Other Long-term Liabilities | Selling, general and administrative |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
(Gain)/Loss from change in fair value of contingent consideration liabilities |  | $ 148

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