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Partners' Capital And Distributions (Distributions) (Details) - USD ($) $ / shares in Units, $ in Thousands | Nov. 14, 2016 | Aug. 12, 2016 | May 13, 2016 | Feb. 12, 2016 | Nov. 13, 2015 | Aug. 14, 2015 | May 15, 2015
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Partners Capital And Distributions [Line Items] |  |  |  |  |  |  |
Date Paid |  | Aug. 12, 2016 | May 13, 2016 | Feb. 12, 2016 | Nov. 13, 2015 | Aug. 14, 2015 | May 15, 2015
Per Unit Amount |  | $ 0.6900 | $ 0.6725 | $ 0.6550 | $ 0.6400 | $ 0.6250 | $ 0.6100
Total Amount |  | $ 81,406 | $ 73,961 | $ 72,036 | $ 70,387 | $ 68,737 | $ 60,774
Scenario, Forecast |  |  |  |  |  |  |
Partners Capital And Distributions [Line Items] |  |  |  |  |  |  |
Date Paid | Nov. 14, 2016 |  |  |  |  |  |
Per Unit Amount | $ 0.7000 |  |  |  |  |  |
Total Amount | $ 82,585 |  |  |  |  |  |

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- Definition Amount of cash distribution paid to unit-holder of limited partnership (LP). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055 + Details
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- Definition Date of distribution for distribution of cash or unit to limited partner of limited partnership (LP), in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition The amount of the distribution per unit of limited partner interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -Subparagraph (SAB Topic 4.F) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 + Details
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