Geographic Areas (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

Schedule of Segment Reporting

	Three months ended March 31,
	2014			2013
	(In thousands)
Revenues:
Western Hemisphere
Products	$	94,389		$	99,729
Services		16,900			15,629
Intercompany		10,292			12,387
Total	$	121,581		$	127,745
Eastern Hemisphere
Products	$	53,923		$	37,833
Services		11,477			12,167
Intercompany		174			155
Total	$	65,574		$	50,155
Asia-Pacific
Products	$	23,689		$	22,923
Services		3,695			4,874
Intercompany		1,368			131
Total	$	28,752		$	27,928
Summary
Products	$	172,001		$	160,485
Services		32,072			32,670
Intercompany		11,834			12,673
Eliminations		(11,834	)		(12,673	)
Total	$	204,073		$	193,155
Income before income taxes:
Western Hemisphere	$	36,160		$	24,946
Eastern Hemisphere		15,347			17,008
Asia-Pacific		5,455			9,691
Eliminations		1,681			634
Total	$	58,643		$	52,279
	March 31, 2014			December 31, 2013
	(In thousands)
Total Long-Lived Assets:
Western Hemisphere	$	220,490		$	216,104
Eastern Hemisphere		46,973			43,430
Asia-Pacific		57,109			59,192
Eliminations		(2,927	)		(2,927	)
	$	321,645		$	315,799
Total Assets:
Western Hemisphere	$	851,096		$	803,069
Eastern Hemisphere		333,830			316,473
Asia-Pacific		308,960			292,600
Eliminations		(33,837	)		(17,530	)
	$	1,460,049		$	1,394,612