Risk Concentrations (Tables)

12 Months Ended

Dec. 31, 2015

Risks Concentrations [Abstract]

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas

The Company's foreign revenues by geographical location are as follows:

	Year Ended December 31,
	2015		2014		2013
	(In thousands)
Europe	$	170,314	$	277,565	$	371,363
Asia	96,523		156,057		160,404
North America	40,315		78,445		80,322
Central and South America	55,323		20,496		55,493
Brokered Sales	32,848		79,354		154,442
Total	$	395,323	$	611,917	$	822,024