Segment Data (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Segment Reporting Information, by Segment

The following table sets forth by reportable segment the revenues, profit or loss, total assets, depreciation and amortization, and capital expenditures attributable to the principal activities of the Company for the years ended December 31, 2012, 2011 and 2010 (in thousands):

	2012			2011			2010
Revenues:
Marine transportation	$	1,408,893		$	1,194,607		$	915,046
Diesel engine services		703,765			655,810			194,511
	$	2,112,658		$	1,850,417		$	1,109,557
Segment profit (loss):
Marine transportation	$	311,755		$	262,193		$	192,758
Diesel engine services		66,386			68,105			20,553
Other		(37,615	)		(35,551	)		(23,671	)
	$	340,526		$	294,747		$	189,640
Total assets:
Marine transportation	$	2,951,723		$	2,307,821		$	1,383,252
Diesel engine services		647,986			608,886			185,824
Other		53,419			43,704			225,861
	$	3,653,128		$	2,960,411		$	1,794,937
Depreciation and amortization:
Marine transportation	$	129,857		$	111,292		$	88,710
Diesel engine services		12,030			11,801			4,055
Other		3,260			2,936			2,531
	$	145,147		$	126,029		$	95,296
Capital expenditures:
Marine transportation	$	274,351		$	218,777		$	132,744
Diesel engine services		20,477			5,576			920
Other		17,339			1,885			3,177
	$	312,167		$	226,238		$	136,841

Schedule of Other Segment Reporting Information

The following table presents the details of "Other" segment profit (loss) for the years ended December 31, 2012, 2011 and 2010 (in thousands):

	2012			2011			2010
General corporate expenses	$	(13,294	)	$	(17,915	)	$	(13,189	)
Interest expense		(24,385	)		(17,902	)		(10,960	)
Loss on disposition of assets		(14	)		(40	)		(78	)
Other income		78			306			556
	$	(37,615	)	$	(35,551	)	$	(23,671	)

The following table presents the details of "Other" total assets as of December 31, 2012, 2011 and 2010 (in thousands):

	2012		2011		2010
General corporate assets	$	51,611	$	40,022	$	222,525
Investment in affiliates		1,808		3,682		3,336
	$	53,419	$	43,704	$	225,861

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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