v3.3.0.814

Summary of Significant Accounting Policies (Details) $ / shares in Units, $ in Thousands |  |  |  | 2 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Jul. 15, 2015 $ / shares | Apr. 15, 2015 $ / shares | Feb. 02, 2015 $ / shares | Dec. 31, 2014 USD ($) $ / item shares | Jun. 30, 2015 USD ($) $ / shares $ / item shares | Dec. 31, 2014 USD ($) $ / item shares | Dec. 31, 2013 USD ($) | Nov. 12, 2014 shares
Property and Equipment |  |  |  |  |  |  |  |
Distribution Made to Limited Partner, Distributions Declared, Per Unit | $ / shares | $ 0.19 | $ 0.18 | $ 0.0943 |  | $ 0.19 |  |  |
Minimum quarterly cash distribution (per unit) | $ / item |  |  |  | 0.1700 |  | 0.17 |  |
Annual cash distribution (per unit) | $ / item |  |  |  |  | 0.68 | 0.68 |  |
Property and equipment: |  |  |  |  |  |  |  |
Property and equipment |  |  |  | $ 1,601,719 | $ 1,766,798 | $ 1,601,719 | $ 810,427 |
Less accumulated depreciation |  |  |  | (70,124) | (112,078) | (70,124) | (17,097) |
Property and equipment, net |  |  |  | $ 1,531,595 | $ 1,654,720 | $ 1,531,595 | $ 793,330 |
Stock-Based Compensation |  |  |  |  |  |  |  |
Number of stock-based compensation awards authorized | shares |  |  |  |  |  |  |  | 10,000,000
Midstream LTIP |  |  |  |  |  |  |  |
Stock-Based Compensation |  |  |  |  |  |  |  |
Number of stock-based compensation awards authorized | shares |  |  |  | 10,000,000 | 10,000,000 | 10,000,000 |  |
Land |  |  |  |  |  |  |  |
Property and equipment: |  |  |  |  |  |  |  |
Property and equipment |  |  |  | $ 3,383 | $ 3,430 | $ 3,383 |  |
Freshwater Surface Pipelines And Equipment |  |  |  |  |  |  |  |
Property and equipment: |  |  |  |  |  |  |  |
Useful life |  |  |  |  |  | 5 years | 5 years |
Property and equipment |  |  |  | 20,931 |  | $ 20,931 |  |
Freshwater Permanent Buried Pipelines |  |  |  |  |  |  |  |
Property and equipment: |  |  |  |  |  |  |  |
Useful life |  |  |  |  |  | 20 years | 20 years |
Property and equipment |  |  |  | 359,244 |  | $ 359,244 | $ 201,706 |
Gathering pipelines and compressor stations |  |  |  |  |  |  |  |
Property and equipment: |  |  |  |  |  |  |  |
Useful life |  |  |  |  | 20 years | 20 years | 20 years |
Property and equipment |  |  |  | 861,609 | $ 1,166,771 | $ 861,609 | $ 370,192 |
Assets under construction |  |  |  |  |  |  |  |
Property and equipment: |  |  |  |  |  |  |  |
Property and equipment |  |  |  | $ 356,552 | $ 183,105 | $ 356,552 | $ 238,529 |

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