Property, Plant and Equipment

9 Months Ended

Sep. 27, 2018

Property, Plant and Equipment [Abstract]

Property, plant and equipment, net consists of the following:



	September 27, 2018			December 31, 2017
Land	$	15.5		$	15.9
Buildings (including improvements)	813.3			764.1
Machinery and equipment	1,630.3			1,529.9
Tooling	1,027.2			1,013.9
Capitalized software	269.2			263.3
Construction-in-progress	212.5			213.4
Total	3,968.0			3,800.5
Less: accumulated depreciation	(1,845.0		)	(1,695.2		)
Property, plant and equipment, net	$	2,123.0		$	2,105.3

Repair and maintenance costs are expensed as incurred. The Company recognized repair and maintenance costs of $31.3 and $37.6 for the three months ended September 27, 2018 and September 28, 2017, respectively, and $99.0 and $88.9 for the nine months ended September 27, 2018 and September 28, 2017, respectively.

The Company capitalizes certain costs, such as software coding, installation, and testing, that are incurred to purchase or to create and implement internal-use computer software. Depreciation expense related to capitalized software was $4.1 and $4.5 for the three months ended September 27, 2018 and September 28, 2017, respectively, and $12.7 and $14.8 for the nine months ended September 27, 2018 and September 28, 2017, respectively.

The Company reviews capital and amortizing intangible assets (long-lived assets) for impairment on an annual basis or whenever events or changes in circumstances indicate that the carrying amount may not be recoverable. The Company evaluated its long-lived assets at its locations and determined no impairment was necessary for the period ended September 27, 2018.