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Shareholders' Equity (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Changes in common stock [Roll Forward] |  |  |  |
Balance |  |  | $ 107,395,000 |
Balance (in shares) |  |  | 28,047,661 |
Balance | $ 54,121,000 |  | $ 54,121,000 |
Balance (in shares) | 28,110,311 |  | 28,110,311 |
Restricted Stock [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options issued (in shares) | $ 1.50 |  | $ 1.50 |
Nonvested restricted stock, Share [Roll Forward] |  |  |  |
Balance (in shares) |  |  | 0 |
Granted (in shares) |  |  | 340,711 |
Vested and issued (in shares) |  |  | (62,650) |
Vested and cancelled (in shares) |  |  | (37,350) |
Balance (in shares) | 240,711.00 |  | 240,711.00 |
Nonvested restricted stock, Weighted average grant-date fair value [Abstract] |  |  |  |
Balance (in dollars per share) |  |  | $ 0 |
Granted (in dollars per share) |  |  | 1.22 |
Vested and issued (in dollars per share) |  |  | 0.54 |
Vested and cancelled (in dollars per share) |  |  | 0.54 |
Balance (in dollars per share) | $ 1.50 |  | $ 1.50 |
Weighted Average Exercise Price [Roll Forward] |  |  |  |
Vesting period |  |  | 3 years |
Share-based compensation expense | $ 60,000 | $ 0 | $ 143,000 | $ 0
Total unrecognized expense for the option plan | $ 272,000 |  | $ 272,000 |
Restricted Stock [Member] | CEO, Keith Larsen [Member] |  |  |  |
Weighted Average Exercise Price [Roll Forward] |  |  |  |
Vested (in shares) |  |  | 100,000 |
Employee Stock Options [Member] |  |  |  |
Options [Roll Forward] |  |  |  |
Outstanding beginning balance (in shares) |  |  | 2,097,413 |
Granted (in shares) |  |  | 340,711 |
Forfeited (in shares) |  |  | 0 |
Expired (in shares) |  |  | 0 |
Exercised (in shares) |  |  | 0 |
Outstanding ending balance (in shares) | 2,438,124 |  | 2,438,124 |
Exercisable (in shares) | 2,167,413 |  | 2,167,413 |
Weighted Average Exercise Price [Roll Forward] |  |  |  |
Beginning Balance (in dollars per share) |  |  | $ 3.82 |
Granted (in dollars per share) |  |  | 1.50 |
Forfeited (in dollars per share) |  |  | 0 |
Expired (in dollars per share) |  |  | 0 |
Exercised (in dollars per share) |  |  | 0 |
Ending Balance (in dollars per share) | $ 3.50 |  | 3.50 |
Exercisable (in dollars per share) | $ 3.74 |  | $ 3.74 |
Weighted Average Remaining Contractual Life - Years |  |  | 3 years 9 months 7 days |
Aggregate intrinsic value of options outstanding | $ 0 |  | $ 0 |
Vesting period |  |  | 3 years |
Expiration period |  |  | 10 years |
Risk free interest rate |  |  | 1.765% |
Expected life |  |  | 6 years |
Expected volatility |  |  | 63.3585% |
Share-based compensation expense | 34,000 | 106,000 | $ 138,000 | 192,000
Total unrecognized expense for the option plan | $ 272,000 |  | $ 272,000 |
Weighted average remaining vesting period |  |  | 2 years |
Employee Stock Options [Member] | CEO, Keith Larsen [Member] |  |  |  |
Weighted Average Exercise Price [Roll Forward] |  |  |  |
Vested (in shares) |  |  | 100,000 |
Director Stock Options [Member] |  |  |  |
Options [Roll Forward] |  |  |  |
Outstanding beginning balance (in shares) |  |  | 178,666 |
Granted (in shares) |  |  | 0 |
Forfeited (in shares) |  |  | 0 |
Expired (in shares) |  |  | 0 |
Exercised (in shares) |  |  | 0 |
Outstanding ending balance (in shares) | 178,666 |  | 178,666 |
Exercisable (in shares) | 129,666 |  | 129,666 |
Weighted Average Exercise Price [Roll Forward] |  |  |  |
Beginning Balance (in dollars per share) |  |  | $ 3.28 |
Granted (in dollars per share) |  |  | 0 |
Forfeited (in dollars per share) |  |  | 0 |
Expired (in dollars per share) |  |  | 0 |
Exercised (in dollars per share) |  |  | 0 |
Ending Balance (in dollars per share) | $ 3.28 |  | 3.28 |
Exercisable (in dollars per share) | $ 3.21 |  | $ 3.21 |
Weighted Average Remaining Contractual Life - Years |  |  | 7 years 1 month 20 days |
Aggregate intrinsic value of options outstanding | $ 0 |  | $ 0 |
Share-based compensation expense | 14,000 | $ 15,000 | 50,000 | $ 75,000
Total unrecognized expense for the option plan | 97,000 |  | $ 97,000 |
Weighted average remaining vesting period |  |  | 1 year 10 months 6 days |
Common Stock [Member] |  |  |  |
Changes in common stock [Roll Forward] |  |  |  |
Balance |  |  | $ 280,000 |
Balance (in shares) |  |  | 28,047,661 |
Restricted shares activity |  |  | $ 1,000 |
Restricted shares activity (in shares) |  |  | 303,361 |
Stock-based compensation |  |  | $ 0 |
Stock-based compensation (in shares) |  |  | 0 |
Balance | $ 281,000 |  | $ 281,000 |
Balance (in shares) | 28,351,022 |  | 28,351,022 |
Additional Paid-In Capital [Member] |  |  |  |
Changes in common stock [Roll Forward] |  |  |  |
Balance |  |  | $ 123,980,000 |
Restricted shares activity |  |  | 33,000 |
Stock-based compensation |  |  | 331,000 |
Balance | $ 124,344,000 |  | $ 124,344,000 |

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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iv) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(4) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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