Note 9 - Property, Plant and Equipment, Net of Accumulated Depreciation

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment Disclosure [Text Block]

9.      Property, Plant and Equipment, Net of Accumulated Depreciation

Property, plant and equipment, net of accumulated depreciation follow (in millions):

	December 31,
	2015		2014
Land	$	438	$	458
Buildings		5,504		5,470
Equipment		14,688		13,848
Construction in progress		1,206		1,322
		21,836		21,098
Accumulated depreciation		(9,188)		(8,332)
Total	$	12,648	$	12,766

Approximately $35 million, $40 million and $35 million of interest costs were capitalized as part of property, plant and equipment, net of accumulated depreciation, in 2015, 2014 and 2013, respectively.

Manufacturing equipment includes certain components of production equipment that are constructed of precious metals.  At December 31, 2015 and 2014, the recorded value of precious metals totaled $3 billion and $3.1 billion, respectively.  Depletion expense for precious metals in the years ended December 31, 2015, 2014 and 2013 was $19 million, $21 million and $20 million, respectively.