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Property and equipment, net | 12 Months Ended
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Dec. 31, 2020
Property, Plant and Equipment [Abstract] |
Property and equipment, net | Property and equipment, net Property and equipment, net consist of the following at year-end:
|  | 2020 |  | 2019
Land |  | $ | 134,148 |  |  | $ | 146,517 |
Buildings and leasehold improvements |  | 657,652 |  |  | 710,046 |
Equipment |  | 734,995 |  |  | 784,181 |
Total cost |  | 1,526,795 |  |  | 1,640,744 |
Total accumulated depreciation |  | (730,263) |  |  | (679,758) |
|  | $ | 796,532 |  |  | $ | 960,986 |
Total depreciation expense for fiscal years 2020, 2019 and 2018 amounted to $115,031, $111,638 and $94,490, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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