|
Shareholders' Equity (Narrative) (Details) (USD $)
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0 Months Ended |
3 Months Ended |
12 Months Ended |
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Jul. 16, 2012
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Oct. 31, 2012
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Jul. 31, 2012
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Apr. 30, 2012
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Jan. 31, 2012
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Oct. 31, 2011
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Jul. 31, 2011
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Apr. 30, 2011
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Jan. 31, 2011
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Oct. 31, 2012
item
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Oct. 31, 2011
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Oct. 31, 2010
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Sep. 20, 2012
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| Number of shares authorized to be repurchased |
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320,000 |
| Outstanding common stock remaining to be repurchased |
|
253,000 |
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|
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|
253,000 |
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| Purchase and retire percentage of shares in common stock outstanding |
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|
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4.90% |
| Shares repurchased and retired |
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|
|
|
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|
|
|
267,000 |
183,025 |
142,823 |
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| Costs associated with the repurchase, including brokerage and legal fees |
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|
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|
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|
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$ 1,176,661 |
$ 846,287 |
$ 425,345 |
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| Minimum percentage of stock owner in stockholder protection rights agreement |
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|
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15.00% |
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| Cash dividends declared per common share |
$ 0.01 |
$ 0.015 |
$ 0.015 |
$ 0.015 |
$ 0.015 |
$ 0.01 |
$ 0.01 |
$ 0.01 |
$ 0.01 |
$ 0.06 |
$ 0.04 |
$ 0.01 |
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| Preferred shares, exercise price |
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|
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|
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|
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$ 25 |
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|
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| Preferred shares, number of votes |
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|
|
|
|
|
|
|
|
1,000 |
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|
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| Dividend rate, percentage above common stock |
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|
|
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1000.00% |
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| Preferred shares, rights expiration date |
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Nov.
02,
2021 |
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|
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| Preferred shares, rights redemption price |
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$ 0.0001 |
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|
|
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|
|
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$ 0.0001 |
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| Preferred shares reserved for issuance upon exercise of rights |
|
100,000 |
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|
|
|
|
|
|
100,000 |
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|
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Subsequent Event [Member]
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| Shares repurchased and retired |
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|
|
|
|
|
|
|
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106,500 |
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|
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| Costs associated with the repurchase, including brokerage and legal fees |
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|
|
|
|
|
|
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$ 454,830 |
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|
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| Costs associated with the repurchase, including brokerage and legal fees, per share |
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|
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$ 4.27 |
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