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Note C - Finance Receivables (Detail) - Credit quality information for finance receivables (USD $)
Jul. 31, 2012
Apr. 30, 2012
Jul. 31, 2011
Current (in Dollars) $ 259,012,000 $ 262,325,000 $ 245,280,000
Current 78.50% 82.77% 83.32%
3 - 29 days past due (in Dollars) 57,575,000 41,508,000 37,230,000
3 - 29 days past due 17.45% 13.10% 12.65%
30 - 60 days past due (in Dollars) 9,968,000 8,818,000 9,265,000
30 - 60 days past due 3.02% 2.78% 3.15%
61 - 90 days past due (in Dollars) 2,742,000 3,627,000 2,239,000
61 - 90 days past due 0.83% 1.14% 0.76%
> 90 days past due (in Dollars) 638,000 656,000 361,000
> 90 days past due 0.20% 0.21% 0.12%
Total (in Dollars) $ 329,935,000 $ 316,934,000 $ 294,375,000
Total 100.00% 100.00% 100.00%