Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Tables)

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Revenue Recognition (Tables)
 6 Months Ended
Jun. 30, 2018
Revenue Recognition [Abstract]  
Schedule Of Contract Liabilities From Contract With Customers



 

 

 



 

Six Months Ended

 



 

June 30,

 



 

2018

 



 

 

 

Contract liabilities at beginning of period

 

$                  14,417

 

Increase due to deferral of revenue

 

 14,357 

 

Decreases due to recognition of revenue

 

 (13,059)

 



 

 

 

Contract liabilities at end of period

 

$                  15,715