Geographic Areas (Tables)

6 Months Ended

Jun. 30, 2016

Segment Reporting [Abstract]

Schedule of Segment Reporting

	Three months ended June 30,						Six months ended June 30,
	2016			2015			2016			2015
	(In thousands)
Revenues:
Western Hemisphere
Products	$	62,786		$	82,560		$	141,386		$	174,375
Services	16,783			21,498			33,776			43,807
Intercompany	10,505			14,770			21,216			24,755
Total	$	90,074		$	118,828		$	196,378		$	242,937
Eastern Hemisphere
Products	$	29,913		$	60,818		$	63,074		$	140,239
Services	8,007			13,617			21,011			25,259
Intercompany	22			4,602			207			4,823
Total	$	37,942		$	79,037		$	84,292		$	170,321
Asia-Pacific
Products	$	23,349		$	32,721		$	46,782		$	49,009
Services	1,601			4,062			2,971			8,589
Intercompany	236			1,208			516			2,389
Total	$	25,186		$	37,991		$	50,269		$	59,987
Summary
Products	$	116,048		$	176,099		$	251,242		$	363,623
Services	26,391			39,177			57,758			77,655
Intercompany	10,763			20,580			21,939			31,967
Eliminations	(10,763		)	(20,580		)	(21,939		)	(31,967		)
Total	$	142,439		$	215,276		$	309,000		$	441,278
Income before income taxes:
Western Hemisphere	$	14,035		$	27,016		$	38,991		$	59,964
Eastern Hemisphere	25,050			13,875			41,734			45,583
Asia-Pacific	5,110			9,064			11,223			12,489
Eliminations	1,553			2,786			3,621			6,444
Total	$	45,748		$	52,741		$	95,569		$	124,480

	June 30, 2016			December 31, 2015
	(In thousands)
Total Long-Lived Assets:
Western Hemisphere	$	217,575		$	208,408
Eastern Hemisphere	38,108			43,449
Asia-Pacific	54,503			55,021
Eliminations	(2,927		)	(2,926		)
Total	$	307,259		$	303,952
Total Assets:
Western Hemisphere	$	691,665		$	677,460
Eastern Hemisphere	385,314			391,672
Asia-Pacific	393,128			372,823
Eliminations	(22,257		)	(13,705		)
Total	$	1,447,850		$	1,428,250