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NATURE OF OPERATIONS AND SIGNIFICANT ACCOUNTING POLICIES (Details 5) | 12 Months Ended
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Dec. 31, 2012
Time-based stock options | Maximum |
Share-based Compensation |
Vesting period | 48 months
Performance based stock options |
Share-based Compensation |
Vesting period | 2 years
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%
Period of time during which operating income margins must be achieved in order to vest in performance based stock options | 12 months
Consecutive period of time used to assess operating income margins which determine vesting | 15 months

X
- Definition Represents the period of time during which operating income margins must be achieved in order to vest in performance based stock options. + References No definition available. + Details
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- Definition Represents the consecutive period of time used to assess operating income margins which determine vesting. + References No definition available. + Details
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- Definition Represents the first operating margin percentage to be achieved for the vesting of stock options. + References No definition available. + Details
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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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