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Net Income (Loss) Per Share | 6 Months Ended
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Jun. 30, 2012
Net Income (Loss) Per Share [Abstract] |
NET INCOME (LOSS) PER SHARE | NOTE B – NET INCOME (LOSS) PER SHARE Basic net income or loss per share is based upon the weighted average number of shares of common stock outstanding during the period. Diluted net income per share is based upon the weighted average number of shares of common stock outstanding and the weighted average number of shares outstanding assuming the issuance of common stock upon exercise of stock options and vesting of stock grants per U.S. generally accepted accounting principles, or GAAP.
|  | Three Months ended |  |  | Six Months ended |
|  | June 30 |  |  | June 30 |
|  | 2012 |  |  | 2011 |  |  | 2012 |  |  | 2011 |
Weighted average number of shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock |  |  | 20,026,354 |  |  |  | 19,840,116 |  |  |  | 20,008,358 |  |  |  | 19,806,034 |
Common stock equivalents-stock options, grants |  |  | 61,278 |  |  |  | 64,628 |  |  |  | 75,372 |  |  |  | 48,495 |
Diluted shares outstanding |  |  | 20,087,632 |  |  |  | 19,904,744 |  |  |  | 20,083,730 |  |  |  | 19,854,529 |
For the three months ended June 30, 2011 diluted net loss per share is calculated based on the weighted average number of shares of common stock outstanding and not diluted shares outstanding because of the antidilutive impact of common stock equivalents.

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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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