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Earnings Per Share | 6 Months Ended
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Dec. 31, 2012
Earnings Per Share [Abstract] |
Earnings Per Share | 2) Earnings Per Share Basic earnings per share are computed by dividing net income by the weighted-average number of common shares outstanding. Diluted earnings per share are computed by dividing net income by the weighted-average number of common and potential common shares outstanding.
| Quarter ended |  | Six months ended
| December 31, |  | December 31,
| 2012 |  | 2011 |  | 2012 |  | 2011
| (in thousands, except per share data)
Numerator: |  |  |  |  |  |  |
Net Income | $ | 16,357 |  |  | $ | 21,367 |  |  | $ | 33,999 |  |  | $ | 39,746 |
Denominator: |  |  |  |  |  |  |
Weighted-average shares, basic | 27,713 |  |  | 27,244 |  |  | 27,665 |  |  | 27,191 |
Dilutive effect of share-based payments | 245 |  |  | 430 |  |  | 263 |  |  | 413 |
Weighted-average shares, diluted | 27,958 |  |  | 27,674 |  |  | 27,928 |  |  | 27,604 |
Net income per common share, basic | $ | 0.59 |  |  | $ | 0.78 |  |  | $ | 1.23 |  |  | $ | 1.46 |
Net income per common share, diluted | $ | 0.59 |  |  | $ | 0.77 |  |  | $ | 1.22 |  |  | $ | 1.44 |
For the quarter and six months ended December 31, 2012, there were 1,159,357 and 1,112,076 weighted average shares outstanding excluded from the computation of diluted earnings per share because their effect would be anti-dilutive. For the quarter and six months ended December 31, 2011, there were 622,247 and 722,315 weighted average shares outstanding excluded from the computation of diluted earnings per share because their effect would be anti-dilutive.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=16381557&loc=d3e4984-109258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
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