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1. Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2014
Accounting Policies [Abstract]  
Other Income
   Year Ended December 31, 
   2014   2013   2012 
   (In thousands) 
Direct mail revenues  $7,975   $7,004   $5,949 
Convenience fees revenue  3,300   2,965    2,907 
Recoveries on previously charged-off contracts  143   177    392 
Sales tax refunds  500   197    227 
Other  228   62    114 
   $12,146   $10,405   $9,589 
Earnings Per Share
   Year Ended December 31, 
   2014   2013   2012 
   (In thousands, except per share data) 
Numerator:               
Numerator for basic and diluted earnings per share  $29,516   $21,005   $69,408 
Denominator:               
Denominator for basic earnings per share
- weighted average number of common shares outstanding during the year
  25,040   21,538    19,473 
Incremental common shares attributable to exercise of outstanding options and warrants  6,992   10,036    6,005 
Denominator for diluted earnings per share  32,032   31,574    25,478 
Basic earnings per share  $1.18   $0.98   $3.56 
Diluted earnings per share  $0.92   $0.67   $2.72