SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2015

Accounting Policies [Abstract]

Estimated useful lives of plant and equipment

Plant and equipment are depreciated on a straight-line basis over the assets’ estimated useful lives as follows:

	Years
Buildings and improvements	5 to 40
Machinery and equipment	1 to 36

Anti-dilutive securities excluded from the calculation of earnings (loss) per share

The table below shows the number of shares that were excluded from the calculation of diluted loss per share because their inclusion would be anti-dilutive to the calculation:

	Years Ended December 31,
	2015	2014	2013
	(In thousands)
Convertible notes and securities	—	626	1,093
Restricted stock units, stock options, and SARs	482	537	805
Total shares excluded from diluted shares calculation	482	1,163	1,898