Fixed Assets (Schedule Of Fixed Assets) (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Fixed Assets, at cost	$ 4,843,007	$ 4,763,396
Less: Accumulated depreciation	(629,193)	(548,532)
Net fixed assets	4,213,814	4,214,864
Crude oil pipelines and natural gas pipelines and related assets
Fixed Assets, at cost	2,984,884	2,901,202
Onshore facilities, machinery, and equipment
Fixed Assets, at cost	762,610	427,658
Transportation equipment
Fixed Assets, at cost	17,857	17,543
Marine vessels
Fixed Assets, at cost	866,584	863,199
Land, buildings and improvements
Fixed Assets, at cost	102,841	55,712
Office equipment, furniture and fixtures
Fixed Assets, at cost	9,681	9,654
Construction in progress
Fixed Assets, at cost	42,882	440,225
Other
Fixed Assets, at cost	$ 55,668	$ 48,203

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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