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SUPPLEMENTAL BALANCE SHEET INFORMATOIN | 12 Months Ended
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Dec. 28, 2019
Supplemental Balance Sheet Information [Abstract] |
SUPPLEMENTAL BALANCE SHEET INFORMATION | SUPPLEMENTAL BALANCE SHEET INFORMATION The composition of trade receivables, net is as follows:
| December 28, 2019 |  | December 29, 2018
| (in thousands)
Client receivables | $ | 395,740 |  |  | $ | 370,131 |
Unbilled revenue | 121,957 |  |  | 105,216 |
Total | 517,697 |  |  | 475,347 |
Less: Allowance for doubtful accounts | (3,664 | ) |  | (3,099 | )
Trade receivables, net | $ | 514,033 |  |  | $ | 472,248 |
Net provisions of $3.0 million, $2.1 million, and $0.9 million were recorded to the allowance for doubtful accounts in fiscal years 2019, 2018, and 2017, respectively. The composition of inventories is as follows:
| December 28, 2019 |  | December 29, 2018
| (in thousands)
Raw materials and supplies | $ | 24,613 |  |  | $ | 22,378 |
Work in process | 35,852 |  |  | 21,732 |
Finished products | 100,195 |  |  | 83,782 |
Inventories | $ | 160,660 |  |  | $ | 127,892 |
The composition of other current assets is as follows:
| December 28, 2019 |  | December 29, 2018
| (in thousands)
Prepaid income tax | $ | 54,358 |  |  | $ | 47,157 |
Short-term investments | 941 |  |  | 885 |
Restricted cash | 431 |  |  | 465 |
Other | 300 |  |  | 300 |
Other current assets | $ | 56,030 |  |  | $ | 48,807 |
The composition of property, plant and equipment, net is as follows:
| December 28, 2019 |  | December 29, 2018
| (in thousands)
Land | $ | 63,077 |  |  | $ | 52,266 |
Buildings (1) | 1,006,357 |  |  | 938,184 |
Machinery and equipment (1) | 585,965 |  |  | 501,894 |
Leasehold improvements | 84,630 |  |  | 59,854 |
Furniture and fixtures | 28,304 |  |  | 26,700 |
Computer hardware and software (1) | 179,865 |  |  | 166,398 |
Vehicles (1) | 5,561 |  |  | 5,167 |
Construction in progress | 67,939 |  |  | 56,549 |
Total | 2,021,698 |  |  | 1,807,012 |
Less: Accumulated depreciation | (977,570 | ) |  | (874,135 | )
Property, plant and equipment, net | $ | 1,044,128 |  |  | $ | 932,877 |
(1) These balances include assets under finance leases. See Note 16, “Leases.” Depreciation expense in fiscal years 2019, 2018 and 2017 was $108.6 million, $96.9 million and $89.8 million, respectively. The composition of other assets is as follows:
| December 28, 2019 |  | December 29, 2018
| (in thousands)
Venture capital investments | $ | 108,983 |  |  | $ | 87,545 |
Other investments | 13,996 |  |  | 1,046 |
Life insurance policies | 38,207 |  |  | 32,340 |
Restricted cash | 1,601 |  |  | 1,411 |
Other | 49,828 |  |  | 21,417 |
Other assets | $ | 212,615 |  |  | $ | 143,759 |
The composition of other current liabilities is as follows:
| December 28, 2019 |  | December 29, 2018
| (in thousands)
Current portion of operating lease right-of-use liabilities | $ | 20,357 |  |  | $ | — |
Accrued income taxes | 26,066 |  |  | 24,120 |
Customer contract deposits | 33,080 |  |  | 38,245 |
Other | 11,095 |  |  | 8,915 |
Other current liabilities | $ | 90,598 |  |  | $ | 71,280 |
The composition of other long-term liabilities is as follows:
| December 28, 2019 |  | December 29, 2018
| (in thousands)
U.S. Transition Tax | $ | 52,066 |  |  | $ | 52,064 |
Long-term pension liability | 43,054 |  |  | 24,671 |
Accrued executive supplemental life insurance retirement plan and deferred compensation plan | 37,779 |  |  | 36,086 |
Long-term deferred revenue | 20,983 |  |  | 34,420 |
Other | 29,051 |  |  | 31,880 |
Other long-term liabilities | $ | 182,933 |  |  | $ | 179,121 |

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