v3.3.1.900

EMPLOYEE BENEFIT PLANS AND LONG-TERM INCENTIVE PLANS Table 1 (Details) - shares | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
The 2000 LTIP [Member] | Performance Units [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted units, granted | 29,633 | 28,841 | 38,786
Vesting | Performance awards vest 1/3 per year if certain performance measures are met | Performance awards vest 1/3 per year if certain performance measures are met | Performance awards vest 1/3 per year if certain performance measures are met
The 2000 LTIP [Member] | Restricted Units, GP Employees [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted units, granted | 250,563 | 208,714 | 269,182
Vesting | 1/5 per year | 1/5 per year | 1/5 per year
The 2000 LTIP [Member] | Restricted Units, Non-employee Directors [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted units, granted | 7,553 | 7,009 | 8,904
Vesting | 1/3 per year | 1/3 per year | 1/3 per year
The 2000 LTIP [Member] | Restricted Units Certain International Employees [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted units, granted | 2,835 | 2,844 | 3,882
Vesting | 1/3 per year | 1/3 per year | 1/3 per year
The 2006 LTIP [Member] | Restricted Units, GP Employees [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted units, granted | 26,240 | 16,895 | 18,620
Vesting | 1/5 per year | 1/5 per year | 1/5 per year
The 2006 LTIP [Member] | Restricted Units, Non-employee Directors [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted units, granted | 12,814 | 8,911 | 13,183
Vesting | 1/3 per year | 1/3 per year | 1/3 per year

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- Definition Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale. For example, vesting may be expressed as being 25 percent of the shares under option on each anniversary of the grant date. + 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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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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 (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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