Supplemental Cash Flow Information (Details Textual) - USD ($) $ in Millions			3 Months Ended	12 Months Ended
	Jan. 15, 2014	Jan. 15, 2014	Mar. 31, 2014	Dec. 31, 2014
Stock Issued During Period, Value, New Issues				$ 400
Samsung Corning Precision Materials Co., Ltd. [Member] | Convertible Preferred Stock, Series A [Member]
Stock Issued During Period, Shares, Acquisitions	1,900	2,300	1,900
Samsung Corning Precision Materials Co., Ltd. [Member] | Convertible Preferred Stock, Series A [Member] | Additional Amount Issued at Closing [Member]
Stock Issued During Period, Shares, New Issues	400		400
Stock Issued During Period, Value, New Issues	$ 400		$ 400