Fixed Assets and Asset Retirement Obligations (Tables)

12 Months Ended

Dec. 31, 2012

Fixed Assets And Asset Retirement Obligations [Abstract]



	December 31,
	2012			2011
Pipelines and related assets	$	226,831		$	167,865
Machinery and equipment	87,502			46,233
Transportation equipment	21,170			21,732
Marine vessels	298,054			262,216
Land, buildings and improvements	15,606			13,140
Office equipment, furniture and fixtures	4,964			3,778
Construction in progress	52,541			14,236
Other	16,557			11,938
Fixed assets, at cost	723,225			541,138
Less: Accumulated depreciation	(157,944		)	(124,213		)
Net fixed assets	$	565,281		$	416,925

Schedule Of Reconciliation Of Liability For Asset Retirement Obligations



December 31, 2010	$	5,179
Liabilities incurred and assumed in the current period	349
Accretion expense	372
December 31, 2011	5,900
Liabilities incurred and assumed in the current period	5,995
Accretion expense	800
December 31, 2012	$	12,695

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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