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Stock Based Compensation (Tables) | 12 Months Ended
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Jun. 30, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] |
| Number of Shares |  | Weighted Average Exercise Price |  | Aggregate Intrinsic Value
Outstanding July 1, 2009 | 3,760 |  |  | $ | 17.75 |  |  |
Granted | 50 |  |  | 23.65 |  |  |
Forfeited | (71 | ) |  | 26.64 |  |  |
Exercised | (1,842 | ) |  | 16.70 |  |  |
Outstanding July 30, 2010 | 1,897 |  |  | 18.58 |  |  |
Granted | — |  |  | — |  |  |
Forfeited | (47 | ) |  | 27.84 |  |  |
Exercised | (860 | ) |  | 21.46 |  |  |
Outstanding July 1, 2011 | 990 |  |  | 15.65 |  |  |
Granted | — |  |  | — |  |  |
Forfeited | — |  |  | — |  |  |
Exercised | (526 | ) |  | 15.17 |  |  |
Outstanding June 30, 2012 | 464 |  |  | $ | 16.19 |  |  | $ | 8,500 |
Vested June 30, 2012 | 464 |  |  | $ | 16.19 |  |  | $ | 8,500 |
Exercisable June 30, 2012 | 464 |  |  | $ | 16.19 |  |  | $ | 8,500 |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
| Year Ended June 30,
| 2012 |  | 2011
Volatility | 34.2 | % |  | 37.0 | %
Risk free interest rate | 0.31 | % |  | 0.90 | %
Dividend yield | 1.5 | % |  | 1.6 | %
Stock Beta | 0.903 |  |  | 0.890 |
| Year Ended June 30, 2010
Weighted Average Assumptions: |
Expected life (years) | 6.67 |
Volatility | 33 | %
Risk free interest rate | 3.0 | %
Dividend yield | 1.52 | %
Schedule of Nonvested Restricted Stock Activity [Table Text Block] |
Share awards | Shares |  | Weighted Average Grant Date Fair Value
Outstanding July 1, 2009 | 267 |  |  | $ | 21.66 |
Granted | 139 |  |  | 22.59 |
Vested | (19 | ) |  | 22.36 |
Forfeited | — |  |  | — |
Outstanding July 1, 2010 | 387 |  |  | 21.96 |
Granted | 102 |  |  | 24.54 |
Vested | (59 | ) |  | 23.75 |
Forfeited | (14 | ) |  | 21.88 |
Outstanding July 1, 2011 | 416 |  |  | 22.34 |
Granted | 42 |  |  | 31.50 |
Vested | (106 | ) |  | 22.92 |
Forfeited | (20 | ) |  | 25.49 |
Outstanding June 30, 2012 | 332 |  |  | $ | 23.13 |
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] |
Unit awards | Shares |  | Weighted Average Grant Date Fair Value
Outstanding July 1, 2010 | — |  |  | — |
Granted | 293 |  |  | 15.77 |
Vested | — |  |  | — |
Forfeited | — |  |  | — |
Outstanding July 1, 2011 | 293 |  |  | 15.77 |
Granted | 391 |  |  | 19.69 |
Vested | — |  |  | — |
Forfeited | (12 | ) |  | 15.77 |
Outstanding June 30, 2012 | 672 |  |  | $ | 18.05 |

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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 718 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (c)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 718 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (c)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 718 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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