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Business Description, Basis of Presentation and Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2013
Accounting Policies [Abstract] |
Allowance for Doubtful Accounts Activity | The Company’s allowance for doubtful accounts activity for the years ended December 31, 2013 and 2012 was as follows:
| Year ended December 31,
| 2013 |  | 2012
Balance at beginning of the year | $ | 60 |  |  | $ | 149 |
Charged to costs and expenses | 96 |  |  | 25 |
Write offs, net of recoveries | (27 | ) |  | (114 | )
Balance at end of the year | $ | 129 |  |  | $ | 60 |
Deferred Revenue and Associated Cost of Goods Sold and Gross Profit | The details of deferred revenue and associated cost of goods sold and gross profit are as follows:
| As of December 31,
| 2013 |  | 2012
Deferred revenue | $ | 4,158 |  |  | $ | 3,593 |
Deferred cost of goods sold | 1,520 |  |  | 1,289 |
Deferred gross profit | $ | 2,638 |  |  | $ | 2,304 |
Changes in Warranty Accrual | The details of changes in the Company’s warranty accrual are as follows:
| Year ended December 31,
| 2013 |  | 2012
Balance at the beginning of year | $ | 385 |  |  | $ | 467 |
Accruals/additions | 433 |  |  | 443 |
Usage/claims | (480 | ) |  | (525 | )
Balance at end of year | $ | 338 |  |  | $ | 385 |
Earnings Per Share | Earnings Per Share – The following table sets forth the computation of basic and diluted earnings per common share:
| Year ended December 31,
| 2013 |  | 2012
Numerator: |  |  |
Net income | $ | 5,179 |  |  | $ | 26,647 |
Denominator: |  |  |
Basic weighted average shares | 9,064,340 |  |  | 9,107,234 |
Dilutive common stock equivalents using treasury stock method | 391,178 |  |  | 107,451 |
Diluted weighted average shares | 9,455,518 |  |  | 9,214,685 |
Basic earnings per common share: | $ | 0.57 |  |  | $ | 2.93 |
Diluted earnings per common share: | $ | 0.55 |  |  | $ | 2.89 |
Weighted average options outstanding | 1,128,045 |  |  | 1,197,487 |
Anti-dilutive options not included in the computation | 149,773 |  |  | 681,820 |

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3, 4 -Article 5 + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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