SEGMENT DATA (Tables)

6 Months Ended

Jun. 30, 2013

SEGMENT DATA [Abstract]

Schedule of segment reporting information, by segment

The following table sets forth the Company’s revenues and profit or loss by reportable segment for the three months and six months ended June 30, 2013 and 2012 and total assets as of June 30, 2013 and December 31, 2012 (in thousands):

	Three months ended June 30,						Six months ended June 30,
	2013			2012			2013			2012
Revenues:
Marine transportation	$	423,868		$	342,195		$	842,386		$	678,152
Diesel engine services		140,040			169,653			280,307			400,631
	$	563,908		$	511,848		$	1,122,693		$	1,078,783
Segment profit (loss):
Marine transportation	$	97,563		$	71,730		$	186,816		$	140,220
Diesel engine services		14,932			15,118			28,954			38,672
Other		(10,361	)		(9,021	)		(21,700	)		(17,696	)
	$	102,134		$	77,827		$	194,070		$	161,196

	June 30, 2013		December 31, 2012
Total assets:
Marine transportation	$	3,054,231	$	2,951,723
Diesel engine services		616,496		647,986
Other		53,582		53,419
	$	3,724,309	$	3,653,128

Schedule of other segment reporting information

The following table presents the details of “Other” segment loss for the three months and six months ended June 30, 2013 and 2012 (in thousands):

		Three months ended June 30,						Six months ended June 30,
		2013			2012			2013			2012
General corporate expenses	$	(3,780	)	$	(3,219	)	$	(7,174	)	$	(6,175	)
Gain on disposition of assets		537			69			505			41
Interest expense		(7,219	)		(5,901	)		(15,207	)		(11,741	)
Other income		101			30			176			179
	$	(10,361	)	$	(9,021	)	$	(21,700	)	$	(17,696	)

The following table presents the details of “Other” total assets as of June 30, 2013 and December 31, 2012 (in thousands):

	June 30, 2013		December 31, 2012
General corporate assets	$	51,574	$	51,611
Investment in affiliates		2,008		1,808
	$	53,582	$	53,419