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STOCK-BASED COMPENSATION PLANS (Details) (USD $) | 12 Months Ended |  | 1 Months Ended |  | 1 Months Ended |  |  |  | 1 Months Ended | 12 Months Ended | 0 Months Ended | 1 Months Ended | 12 Months Ended |  | 1 Months Ended |  | 1 Months Ended | 0 Months Ended | 1 Months Ended
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Dec. 31, 2012 item | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2012 Stock options | Dec. 31, 2012 Stock options Minimum | Dec. 31, 2012 Stock options Maximum | Dec. 31, 2012 Restricted stock | Dec. 31, 2011 Restricted stock | Dec. 31, 2012 2004 Stock Incentive Plan | Jun. 30, 2011 2004 Stock Incentive Plan Stock options Executive Chairman | Apr. 30, 2010 2004 Stock Incentive Plan Stock options Employees and officer | Apr. 30, 2010 2004 Stock Incentive Plan Stock options Employees item | Dec. 31, 2010 2004 Stock Incentive Plan Stock options Officer item | Apr. 30, 2010 2004 Stock Incentive Plan Stock options Officer item | Dec. 31, 2012 Amended 2004 Directors' Plan | Jun. 30, 2010 Amended 2004 Directors' Plan | Jun. 30, 2011 Amended 2004 Directors' Plan Stock options Non-employee directors | Sep. 30, 2012 Amended 2004 Directors' Plan Stock options Interim CEO | Dec. 31, 2012 Amended 2004 Directors' Plan Stock options Interim CEO | Sep. 30, 2010 2004 Directors' Plan-Options Stock options Non-employee directors | Jan. 20, 2010 2004 Directors' Plan-Options Stock options Non-employee directors | Jun. 02, 2004 2004 Directors' Plan-Options Stock options Non-employee directors | Jan. 31, 2010 2004 Directors' Plan-Options Stock options Non-employee directors | Jun. 30, 2006 2004 Directors' Plan-Options Stock options Non-employee directors | Dec. 31, 2010 2004 Directors' Plan-Options Stock options Non-employee directors | Dec. 31, 2012 Directors' Plan -Expired 2004 | Mar. 31, 2012 2011 bonus program Restricted stock Other officers | Dec. 31, 2012 2007 Restricted Stock Plan | Jun. 30, 2012 2007 Restricted Stock Plan Restricted stock Executive Chairman | Jun. 30, 2011 2007 Restricted Stock Plan Restricted stock Executive Chairman | Sep. 30, 2009 2007 Restricted Stock Plan Restricted stock Former President/CEO/COO | Sep. 30, 2010 2004 Directors' Plan-Restricted Shares Restricted stock Non-employee directors | Jun. 03, 2010 2004 Directors' Plan-Restricted Shares Restricted stock Non-employee directors | Jun. 30, 2012 2004 Directors' Plan-Restricted Shares Restricted stock Non-employee directors | Jun. 30, 2011 2004 Directors' Plan-Restricted Shares Restricted stock Non-employee directors | Sep. 30, 2012 2004 Directors' Plan-Restricted Shares Restricted stock Interim CEO
Stock-Based Compensation Plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense (in dollars) | $ 427,000 | $ 884,000 | $ 1,032,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional stock compensation expense due to acceleration of awards |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 6,000 |  |  |  |  |  |  |  |  |  |  |
Number of stock incentive plans for employees | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares that may be issued |  |  |  |  |  |  |  |  | 175,000 |  |  |  |  |  |  | 250,000 |  |  |  |  |  |  |  |  |  |  |  | 150,000 |  |  |  |  |  |  |  |
Vesting period |  |  |  |  | 3 years | 4 years |  |  |  | 4 years | 3 years |  | 1 year |  |  |  | 4 years |  |  |  |  |  |  |  |  |  | 3 years |  | 4 years | 4 years |  |  |  | 4 years | 4 years |
Contractual term |  |  |  | 10 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares available for future grants |  |  |  |  |  |  |  |  | 120,800 |  |  |  |  |  | 95,625 |  |  |  |  |  |  |  |  |  |  |  |  | 26,039 |  |  |  |  |  |  |  |
Granted (in shares) | 20,000 |  |  |  |  |  |  |  |  | 1,667 | 8,500 |  | 9,500 |  |  |  |  | 20,000 |  |  | 5,000 |  | 5,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Granted per director (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000 |  |  |  |  | 7,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price per share (in dollars per share) | $ 5.20 |  |  |  |  |  |  |  |  | $ 17.30 | $ 7.30 |  | $ 32.90 |  |  |  | $ 17.30 | $ 5.20 |  |  |  |  | $ 7.60 |  |  |  |  |  |  |  |  |  |  |  |  |
Number of individuals who were granted shares |  |  |  |  |  |  |  |  |  |  |  | 5 | 4 | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Grant of options for the first time on election or appointment to the Board of Directors (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,500 |  | 5,000 |  |  |  |  |  |  |  |  |  |  |  |
Grant of options on annual reelection to the Board of Directors (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,500 |  | 5,000 |  |  |  |  |  |  |  |  |  |  |  |
Number of options outstanding (in shares) | 317,270 | 298,520 |  |  |  |  |  |  | 40,741 |  |  |  |  |  | 93,123 |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |  |  |  |
Restricted stock granted (in shares) |  |  |  |  |  |  | 40,727 | 13,333 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,670 |  | 5,000 | 3,333 | 40,000 |  | 5,000 |  |  | 5,000
Percentage of shares vesting on the first anniversary (6 months) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of shares vesting on the second anniversary (12 months) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of shares vesting on the third anniversary (18 months) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of shares vesting on the fourth anniversary (24 months) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares that vested upon resignation (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -Subparagraph b -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 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=6793087&loc=d3e301413-122809 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph g(1) -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 SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, 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 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of grants made 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(c) -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. + Details
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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph a -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options. + 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(a) -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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(b) -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. + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance on stock options awarded. + References No definition available. + Details
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