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Note 6. Concentration of revenue as a percentage of total revenue (Details)
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Percentage of revenue from various revenue streams 100.00% 100.00%
Compliance and reporting services
    
Percentage of revenue from various revenue streams 58.60% 57.00%
Printing and financial communication
    
Percentage of revenue from various revenue streams 8.60% 14.90%
Fulfillment and distribution
    
Percentage of revenue from various revenue streams 9.10% 16.50%
Software licensing
    
Percentage of revenue from various revenue streams 3.70% 5.50%
Transfer agent services
    
Percentage of revenue from various revenue streams 20.00% 6.10%