CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Unaudited) (Parenthetical) (USD $)
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9 Months Ended | 12 Months Ended |
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Dec. 31, 2012
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Mar. 31, 2012
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Increase (Decrease) in Shareholders' Equity [Roll Forward] | ||
Proceeds from exercise of stock options (in shares) | 249,035 | 324,140 |
Proceeds from exercise of stock options, tax benefits | $ 2,262,766 | $ 2,072,030 |
Common stock repurchases (in shares) | 2,017,677 | 2,181,045 |
Issuance of restricted common stock under stock option plan (in shares) | 439,500 | 60,416 |
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- Details
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- Definition
Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Tax benefits realized from the exercise of stock options resulting in reductions in the entity's income taxes, which increases net cash provided by operating activities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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