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Net Income per Common Share | 9 Months Ended
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Sep. 30, 2013
Earnings Per Share [Abstract] |
Net Income per Common Share | Net Income per Common Share Net income per common share is computed based on the weighted average number of common shares outstanding during the period. Diluted net income per common share is computed similarly but includes the effect of the assumed exercise of dilutive stock options and restricted stock under the treasury stock method. The computation of basic and diluted net income per common share is as follows:
| Three Months Ended |  | Nine Months Ended
| September 30, |  | September 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Net income | $ | 1,960,000 |  |  | $ | 1,151,000 |  |  | $ | 5,230,000 |  |  | $ | 6,127,000 |
Weighted average common shares outstanding — basic | 7,257,000 |  |  | 7,127,000 |  |  | 7,186,000 |  |  | 7,094,000 |
Effect of dilutive securities | 161,000 |  |  | 256,000 |  |  | 225,000 |  |  | 287,000 |
Weighted average common and potentially issuable common shares outstanding — diluted | 7,418,000 |  |  | 7,383,000 |  |  | 7,411,000 |  |  | 7,381,000 |
Basic net income per common share | $ | 0.27 |  |  | $ | 0.16 |  |  | $ | 0.73 |  |  | $ | 0.86 |
Diluted net income per common share | $ | 0.26 |  |  | $ | 0.16 |  |  | $ | 0.71 |  |  | $ | 0.83 |
All unexercised stock options were included in diluted earnings per share for the three months and nine months ended September 30, 2013 and 2012.

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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 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: 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FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 3: 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 Reference 4: 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 5: 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 6: 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 + Details
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