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Leases (Tables)
6 Months Ended
Jun. 30, 2019
Leases [Abstract]  
Schedule of maturities of lease liabilities
Maturities of lease liabilities subsequent to June 30, 2019 are as follows:
 
2019   $ 3,400  
2020     6,099  
2021     5,350  
2022     4,667  
2023     4,122  
Thereafter     13,747  
         
      37,385  
         
Less imputed interest (based on 2.7 % weighted-average discount rate)     (3,507 )
    $ 33,878