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Note 3 - Business Combinations (Tables)
3 Months Ended
Mar. 31, 2021
Notes Tables  
Schedule of Business Acquisitions, by Acquisition [Table Text Block]

Cash consideration

  $ 32,794  

Deferred consideration

    1,642  

Estimated fair value of contingent consideration

    40,700  

Estimated total purchase consideration

  $ 75,136  

Cash consideration

  $ 61,909  

Estimated fair value of contingent consideration

    28,376  

Estimated total purchase consideration

  $ 90,285  
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Recognized identifiable assets acquired and liabilities assumed:

       

Cash and cash equivalents

  $ 196  

Accounts receivable

    2,029  

Inventories

    10,968  

Prepaid expenses and other current assets

    364  

Property and equipment, net

    1,099  

Right-of-use assets

    944  

Intangible assets

    44,000  

Accounts payable, accrued expenses and other current liabilities

    (2,763

)

Other long-term liabilities

    (594

)

Lease liabilities

    (735

)

Net assets acquired

    55,508  

Goodwill

    19,628  

Estimated total purchase consideration

  $ 75,136  

Recognized identifiable assets acquired and liabilities assumed:

       

Cash and cash equivalents

  $ 1,072  

Accounts receivable

    5,368  

Inventories

    15,652  

Prepaid expenses and other current assets

    535  

Property, plant and equipment

    3,394  

Other long-term assets

    7,548  

Intangible assets

    48,900  

Accounts payable, accrued expenses and other liabilities

    (3,929

)

Deferred tax liabilities

    (11,147

)

Net assets acquired

    67,393  

Goodwill

    22,892  

Estimated total purchase consideration

  $ 90,285  
Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

Developed technology

  $ 41,100  

Trade name

    1,800  

Customer relationships

    1,100  

Total acquired intangible assets

  $ 44,000  

Intangible assets acquired consist of:

       

Developed technology

  $ 37,000  

Trade name

    3,400  

Customer relationships

    7,900  

IPR&D

    600  

Total acquired intangible assets

  $ 48,900  
Business Acquisition, Pro Forma Information [Table Text Block]
   

For the Three Months Ended March 31,

 
   

2021

   

2020

 

Total revenue

  $ 34,292     $ 39,350  

Net income

  $ 2,838     $ 6,790