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Note 8 - Balance Sheet Details (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

December 31,

 
  

2021

  

2020

 
         

Raw material

 $727,162  $375,516 

Work-in-process

  10,756   6,833 

Finished goods

  351,787   220,968 

Total

 $1,089,705  $603,317 
Property, Plant and Equipment [Table Text Block]
  

December 31,

 
  

2021

  

2020

 
         

Land and improvements

 $26,137  $18,363 

Buildings and improvements

  244,273   198,908 

Machinery and equipment

  186,611   153,696 

Dies and tools

  31,581   24,190 

Vehicles

  7,621   6,037 

Office equipment and systems

  125,048   107,923 

Leasehold improvements

  5,679   5,276 

Construction in progress

  47,602   30,227 

Gross property and equipment

  674,551   544,620 

Accumulated depreciation

  (233,699)  (200,684)

Total

 $440,852  $343,936