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CONSOLIDATED STATEMENTS OF EQUITY (USD $) | Total | Common Stock | Additional Paid-in Capital | Retained Earnings | Total RF Industries, Ltd and Subsidiary | Noncontrolling Interest
--- | --- | --- | --- | --- | --- | ---
Balance at Oct. 31, 2010 | $ 16,913,960 | $ 58,618 | $ 6,996,656 | $ 9,858,686 | $ 16,913,960 |
Balance (in shares) at Oct. 31, 2010 |  | 5,861,764 |  |  |  |
Net income | 773,011 |  |  | 775,738 | 775,738 | (2,727)
Stock based compensation expense | 312,311 |  | 312,311 |  | 312,311 |
Stock issuance for acquisition of business (in shares) |  | 762,738 |  |  |  |
Stock issuance for acquisition of business | 2,800,000 | 7,627 | 2,792,373 |  | 2,800,000 |
Exercise of stock options (in shares) |  | 517,817 |  |  |  |
Exercise of stock options | 981,753 | 5,178 | 976,575 |  | 981,753 |
Excess tax benefit from exercise of stock options | 312,325 |  | 312,325 |  | 312,325 |
Consolidation of VIE | 216,344 |  |  |  |  | 216,344
Treasury stock purchased and retired (in shares) |  | (31,812) |  |  |  |
Treasury stock purchased and retired | (102,705) | (318) | (7,635) | (94,752) | (102,705) |
Dividends | (2,528,971) |  |  | (2,528,971) | (2,528,971) |
Balance at Oct. 31, 2011 | 19,678,028 | 71,105 | 11,382,605 | 8,010,701 | 19,464,411 | 213,617
Balance (in shares) at Oct. 31, 2011 |  | 7,110,507 |  |  |  |
Net income | 2,612,422 |  |  | 2,610,574 | 2,610,574 | 1,848
Stock based compensation expense | 263,935 |  | 263,935 |  | 263,935 |
Exercise of stock options (in shares) | (192,738) | 192,738 |  |  |  |
Exercise of stock options | 353,791 | 1,927 | 351,864 |  | 353,791 |
Excess tax benefit from exercise of stock options | 87,088 |  | 87,088 |  | 87,088 |
Deconsolidation of VIE | (234,965) |  |  | (19,500) | (19,500) | (215,465)
Treasury stock purchased and retired (in shares) |  | (324,871) |  |  |  |
Treasury stock purchased and retired | (1,143,243) | (3,249) | (77,969) | (1,062,025) | (1,143,243) |
Dividends | (1,386,751) |  |  | (1,386,751) | (1,386,751) |
Balance at Oct. 31, 2012 | $ 20,230,305 | $ 69,783 | $ 12,007,523 | $ 8,152,999 | $ 20,230,305 |
Balance (in shares) at Oct. 31, 2012 |  | 6,978,374 |  |  |  |

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