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ACCOUNTING POLICIES (Details 5) (Restricted Stock Units) | 12 Months Ended
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Dec. 31, 2014
Share-Based Compensation |
Vesting period | 5 years
Nonemployee director |
Share-Based Compensation |
Vesting period | 3 years

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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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Period Type: | duration

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- Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
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