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NATURE OF OPERATIONS AND SIGNIFICANT ACCOUNTING POLICIES (Details 4) | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Time-based stock options | Maximum |  |  |
Share Based Compensation |  |  |
Vesting period | 48 months |  |
Performance based stock options operating income margins |  |  |
Share Based Compensation |  |  |
Operating income margin, one (as a percent) | 6.00% |  |
Operating income margin, two (as a percent) | 8.00% |  |
Operating income margin, three (as a percent) | 10.00% |  |
RSUs | 2012 Stock Incentive Plan |  |  |
Share Based Compensation |  |  |
Vesting period | 1 year | 1 year | 1 year
RSUs | 2012 Stock Incentive Plan | Board of Directors |  |  |
Share Based Compensation |  |  |
Vesting period based on achieving annual net sales targets | 1 year |  |
Restriction period | 2 years |  |
RSUs | 2012 Stock Incentive Plan | Minimum |  |  |
Share Based Compensation |  |  |
Vesting period | 12 months |  |
RSUs | 2012 Stock Incentive Plan | Maximum |  |  |
Share Based Compensation |  |  |
Vesting period | 48 months |  |

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