Property, plant and equipment, net

12 Months Ended

Jan. 02, 2022

Property Plant And Equipment [Abstract]

(6) Property, plant and equipment, net

The Company’s property, plant and equipment and accumulated depreciation balances were as follows:


	January 2, 2022			January 3, 2021
Land and leasehold improvements	$	23.3		$	23.3
Buildings and building improvements		245.9			246.8
Machinery and equipment		475.1			458.3
Computer software and development costs		294.0			273.6
Customer leased instruments		775.9			727.3
Construction in progress		88.3			71.1
Total property, plant and equipment		1,902.4			1,800.4
Less: Accumulated depreciation		(1,111.0	)		(968.4	)
Net property, plant and equipment	$	791.4		$	832.0

Depreciation expense was $194.7 million, $194.0 million, and $195.6 million for the fiscal years ended January 2, 2022, January 3, 2021 and December 29, 2019, respectively. Depreciation expense for computer software and development costs was $33.7 million, $33.4 million and $38.4 million for the fiscal years ended January 2, 2022, January 3, 2021 and December 29, 2019, respectively. The Company recognized a loss on disposal of fixed assets of $2.5 million, $1.4 million and $5.5 million during the fiscal years ended January 2, 2022, January 3, 2021 and December 29, 2019, respectively. Loss on disposals of fixed assets is either included within Costs of revenue or Other operating expense.