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Note 2 - Contracts With Customers
 3 Months Ended
Mar. 31, 2018
Notes to Financial Statements  
Revenue from Contract with Customer [Text Block]
2.
CONTRACTS WITH CUSTOMERS
 
The following table disaggregates revenue for the
three
month period ending
March 31, 2018
based on timing of revenue recognition (In thousands):
 
Subscription services recognized ratably over time
   $
25,789
    
Services recognized at a point in time
    
1,745
    
Fixed, non-subscription recognized over time
    
1,291
    
Unit price services, recognized over time
    
2,192
    
Total revenue
   $
31,017
    
 
 
The following table provides information about receivables, contract assets, and contract liabilities from contracts with customers (In thousands):
 
   

March 31, 2018
    
Balance at 1/1/2018
as adjusted (1)
  
Accounts receivables
   $
14,306
     $
14,674
  
Contract assets included in other current assets
    
88
      
74
  
Deferred Revenue
   $
(16,965
)
   $
(16,642
)
 
(
1
)
Represents the
December 31, 2017
balance adjusted for the ASC
606
transition adjustments.
 
Significant changes in contract assets and contract liabilities during
2018
are as follows (in thousands):
 
   
2018
  
   
Contract Asset
    
Deferred Revenue
  
   
Increase (Decrease)
  
Revenue recognized that was included in deferred revenue at beginning of year due to completion of services
   $
-
     $
(8,226
 )
Increases due to invoicing of client, net of amounts recognized as revenue
    
-
      
8,655
  
Decreases due to completion of services (or portion of services) and transferred to accounts receivable
    
(35
 )    
-
  
Change due to cumulative catch-up adjustments arising from changes in expected contract consideration
    
 
      
(94
 )
Decreases due to impairment
    
-
      
-
  
Increases due to revenue recognized in the period with additional performance obligations before invoicing
    
49
      
-
  

The Company has elected to apply the practical expedient to
not
disclose the value of unsatisfied performance obligations for contracts with an original expected length of
one
year or less. Total remaining contract revenue for contracts with original duration of greater than
one
year expected to be recognized in the future related to performance obligations that are unsatisfied at
March 31, 2018
approximated
$402,000,
of which
$384,000
will be recognized during the remainder of
2018
and
$18,000
will be recognized in
2019.