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Consolidated Statements of Changes in Shareholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified | Common stock | Additional paid-in capital | Treasury Stock | Retained earnings | Accumulated Other Comprehensive income/(loss) | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Apr. 30, 2010 | $ 1,000 | $ 991 | $ (354) | $ 19,813 | $ (2) | $ 21,448 |
Balance (in shares) at Apr. 30, 2010 | 10,000,000 |  | (18,400) |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income |  |  |  | 37,782 |  | 37,782 |
Change in unrealized gains on securities, net of taxes |  |  |  |  | 65 | 65 |
Purchase of treasury stock |  |  | (90) |  |  | (90) |
Purchase of treasury stock (in shares) |  |  | (6,719) |  |  | (6,719) |
Dividends declared |  |  |  | (25,951) |  | (25,951) |
Balance at Apr. 30, 2011 | 1,000 | 991 | (444) | 31,644 | 63 | 33,254 |
Balance (in shares) at Apr. 30, 2011 | 10,000,000 |  | (25,119) |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income |  |  |  | 6,925 |  | 6,925 |
Change in unrealized gains on securities, net of taxes |  |  |  |  | 22 | 22 |
Purchase of treasury stock |  |  | (946) |  |  | (946) |
Purchase of treasury stock (in shares) |  |  | (78,500) |  |  | (78,500) |
Dividends declared |  |  |  | (6,941) |  | (6,941) |
Balance at Apr. 30, 2012 | 1,000 | 991 | (1,390) | 31,628 | 85 | 32,314 |
Balance (in shares) at Apr. 30, 2012 | 10,000,000 |  | (103,619) |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income |  |  |  | 6,619 |  | 6,619 |
Change in unrealized gains on securities, net of taxes |  |  |  |  | 166 | 166 |
Purchase of treasury stock |  |  | (182) |  |  | (182) | [1]
Purchase of treasury stock (in shares) |  |  | (19,953) |  |  | (19,953) | [1]
Dividends declared |  |  |  | (5,932) |  | (5,932) |
Balance at Apr. 30, 2013 | $ 1,000 | $ 991 | $ (1,572) | $ 32,315 | $ 251 | $ 32,985 |
Balance (in shares) at Apr. 30, 2013 | 10,000,000 |  | (123,572) |  |  |  |
[1] | Were acquired during the new repurchase program authorized in September 2012.

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