Intangible Assets, Goodwill And Other Assets (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Intangible Assets

The following table reflects the components of intangible assets being amortized at December 31, 2015 and 2014:

		December 31, 2015						December 31, 2014
	Weighted Amortization Period in Years	Gross Carrying Amount		Accumulated Amortization		Carrying Value		Gross Carrying Amount		Accumulated Amortization		Carrying Value
Refinery Services:
Customer relationships	5	$	94,654	$	86,285	$	8,369	$	94,654	$	81,880	$	12,774
Licensing agreements	6	38,678		31,694		6,984		38,678		28,983		9,695
Segment total		133,332		117,979		15,353		133,332		110,863		22,469
Supply & Logistics:
Customer relationships	5	35,430		32,044		3,386		35,430		30,228		5,202
Intangibles associated with lease	15	13,260		3,986		9,274		13,260		3,512		9,748
Segment total		48,690		36,030		12,660		48,690		33,740		14,950
Marine contract intangibles	5	27,000		900		26,100		32,000		833		31,167
Offshore pipeline contract intangibles	19	158,101		3,467		154,634		—		—		—
Other	5	22,819		8,120		14,699		22,797		8,452		14,345
Total		$	389,942	$	166,496	$	223,446	$	236,819	$	153,888	$	82,931

Schedule Of Estimated Amortization Expense

The following table reflects our estimated amortization expense for each of the five subsequent fiscal years:

	2016		2017		2018		2019		2020
Refinery Services:
Customer relationships	$	3,471	$	2,737	$	2,161	$	—	$	—
Licensing agreements	2,510		2,324		2,150		—		—
Supply and Logistics:
Customer relationships	1,631		1,407		41		40		38
Intangibles associated with lease	474		474		474		474		474
Marine contract intangibles	5,400		5,400		5,400		5,400		4,500
Offshore pipeline contract intangibles	8,321		8,321		8,321		8,321		8,321
Other	2,270		2,252		2,252		2,252		2,252
Total	$	24,077	$	22,915	$	20,799	$	16,487	$	15,585

Schedule Of Other Assets

Other assets consisted of the following:

	December 31,
	2015		2014
CO2 volumetric production payments, net of amortization	$	7,413	$	9,395
Deferred marine charges (1)	29,871		13,042
Other deferred costs and deposits (2)	21,408		19,104
Other assets, net of amortization	$	58,692	$	41,541

(1) See discussion of deferred charges on marine transportation assets in the Summary of Accounting Policies (Note 2)