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Property and equipment, net
12 Months Ended
Dec. 31, 2019
Property, Plant and Equipment [Abstract]  
Property and equipment, net Property and equipment, net

Property and equipment, net consist of the following at year-end: 
 
 
2019
 
2018
Land
 
$
146,517

 
$
142,262

Buildings and leasehold improvements
 
710,046

 
623,612

Equipment
 
784,181

 
673,117

Total cost
 
1,640,744

 
1,438,991

Total accumulated depreciation
 
(679,758
)
 
(582,799
)
 
 
$
960,986

 
$
856,192


 Total depreciation expense for fiscal years 2019, 2018 and 2017 amounted to $111,638, $94,490 and $89,085, respectively.