Property, Plant and Equipment

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

Following is a summary of property, plant and equipment:

	December 31, 2018		December 31, 2017
Land	$	407,780	385,027
Buildings and improvements	1,584,240		1,413,877
Machinery and equipment	5,334,060		4,603,911
Furniture and fixtures	230,644		211,730
Leasehold improvements	94,683		78,803
Construction in progress	575,667		792,936
	8,227,074		7,486,284
Less accumulated depreciation and amortization	3,527,172		3,215,494
Net property, plant and equipment	$	4,699,902	4,270,790

Additions to property, plant and equipment included capitalized interest of $10,684, $8,543 and $5,608 in 2018, 2017 and 2016, respectively. Depreciation expense was $487,411, $408,646 and $366,233 for 2018, 2017 and 2016, respectively. Included in property, plant and equipment are capital leases with a cost of $7,106 and $5,984 and accumulated depreciation of $2,333 and $2,071 as of December 31, 2018 and 2017, respectively.