Note 10 - Operating Segment Information (Tables)

6 Months Ended

Jun. 30, 2013

Segment Reporting Disclosure [Text Block]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	North Sea			Southeast Asia			Americas			Other			Total
	(In thousands)
Quarter Ended June 30, 2013
Revenue	$	42,703		$	16,636		$	52,009		$	-		$	111,348
Direct operating expenses		23,676			5,976			23,700			-			53,352
Drydock expense		3,002			3,144			3,028			-			9,174
General and administrative expenses		3,490			1,684			2,781			8,790			16,745
Depreciation and amortization expense		5,015			2,845			6,611			554			15,025
(Gain) loss on sale of assets		(2	)		82			8			38			126
Operating income (loss)	$	7,522		$	2,905		$	15,881		$	(9,382	)	$	16,926
Quarter Ended June 30, 2012
Revenue	$	45,376		$	15,041		$	44,467		$	-		$	104,884
Direct operating expenses		20,659			4,747			23,440			-			48,846
Drydock expense		2,233			(161	)		5,567			-			7,639
General and administrative expenses		3,388			789			2,518			5,301			11,996
Depreciation and amortization expense		4,749			2,680			6,851			570			14,850
Gain on sale of assets		-			-			(3,676	)		-			(3,676	)
Operating income (loss)	$	14,347		$	6,986		$	9,767		$	(5,871	)	$	25,229

	North Sea			Southeast Asia			Americas			Other			Total
	(In thousands)
Six Months Ended June 30, 2013
Revenue	$	83,325		$	26,374		$	98,537		$	-		$	208,236
Direct operating expenses		46,873			12,121			47,495			-			106,489
Drydock expense		5,585			6,250			5,899			-			17,734
General and administrative expenses		6,794			2,951			5,223			12,727			27,695
Depreciation and amortization expense		10,109			5,652			13,284			1,150			30,195
(Gain) loss on sale of assets		(2	)		82			8			38			126
Operating income (loss)	$	13,966		$	(682	)	$	26,628		$	(13,915	)	$	25,997
Six Months Ended June 30, 2012
Revenue	$	83,039		$	29,266		$	80,014		$	-		$	192,319
Direct operating expenses		40,679			8,550			48,426			-			97,655
Drydock expense		5,784			2,129			5,922			-			13,835
General and administrative expenses		7,055			1,562			5,119			10,376			24,112
Depreciation and amortization expense		9,510			5,190			14,029			1,150			29,879
Gain on sale of assets		-			-			(4,825	)		-			(4,825	)
Operating income (loss)	$	20,011		$	11,835		$	11,343		$	(11,526	)	$	31,663