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STOCK-BASED COMPENSATION PLANS (Details 5) (USD $) | 12 Months Ended |  | 12 Months Ended | 1 Months Ended | 0 Months Ended | 1 Months Ended | 0 Months Ended | 1 Months Ended | 0 Months Ended | 12 Months Ended | 0 Months Ended | 12 Months Ended
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Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2012 Restricted stock | Dec. 31, 2011 Restricted stock | Dec. 31, 2012 2007 Restricted Stock Plan | Dec. 31, 2012 2007 Restricted Stock Plan Restricted stock Minimum | Jun. 30, 2012 2007 Restricted Stock Plan Restricted stock Executive Chairman | Jun. 30, 2011 2007 Restricted Stock Plan Restricted stock Executive Chairman | Sep. 03, 2012 2007 Restricted Stock Plan Restricted stock Former President/CEO/COO | Sep. 03, 2011 2007 Restricted Stock Plan Restricted stock Former President/CEO/COO | Sep. 03, 2010 2007 Restricted Stock Plan Restricted stock Former President/CEO/COO | Mar. 03, 2010 2007 Restricted Stock Plan Restricted stock Former President/CEO/COO | 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, 2010 2004 Directors' Plan-Restricted Shares Restricted stock Non-employee directors item | Jun. 30, 2010 2004 Directors' Plan-Restricted Shares Restricted stock Non-employee directors | Sep. 30, 2012 2004 Directors' Plan-Restricted Shares Restricted stock Interim CEO | Mar. 31, 2012 2011 bonus program Restricted stock President/CEO/COO | Mar. 31, 2012 2011 bonus program Restricted stock Other officers | Apr. 02, 2010 2010 Cash Conservation Plan Restricted stock Other officers | Jan. 04, 2010 2010 Cash Conservation Plan Restricted stock Other officers | Dec. 31, 2009 2010 Cash Conservation Plan Restricted stock Other officers | Nov. 12, 2010 2010 Cash Conservation Plan Restricted stock Former President/CEO/COO | Dec. 31, 2011 2010 and 2011 Performance Objectives Restricted stock Former President/CEO/COO | Dec. 31, 2010 2010 and 2011 Performance Objectives Restricted stock Former President/CEO/COO
Stock-Based Compensation Plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expiration term |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares that may be issued |  |  |  |  |  | 150,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares available for future grants |  |  |  |  |  | 26,039 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock granted (in shares) |  |  |  | 40,727 | 13,333 |  |  | 5,000 | 3,333 |  |  |  |  | 40,000 |  | 5,000 |  |  |  |  | 5,000 | 10,057 | 5,670 | 7,375 | 6,582 |  |  |  |
Percentage of granted awards, vested on the date of the grant |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |
Shares that vested upon resignation (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of directors that resigned |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |
Stock compensation expense (in dollars) | $ 427,000 | $ 884,000 | $ 1,032,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Grant date fair value (per share) |  |  |  | $ 7.44 | $ 17.30 |  |  | $ 6.70 | $ 17.30 |  |  |  |  |  |  |  | $ 6.70 | $ 17.30 |  | $ 5.30 | $ 5.20 |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  |  |  | 4 years | 4 years |  |  |  |  |  |  |  | 4 years | 4 years |  |  |  |  | 3 years | 1 year | 1 year | 1 year |  |  |
Cancelled (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,000 | 1,667 | 2,000
Percentage of granted awards, vested upon hire of permanent President and CEO |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |
Shares vested |  |  |  | 33,172 | 27,907 |  |  |  |  |  |  |  | 10,000 |  |  |  |  |  | 5,000 |  |  |  |  |  |  |  |  |  |
Remaining number of shares to vest over a specified period |  |  |  |  |  |  |  |  |  |  |  |  | 30,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of shares vesting on the first anniversary |  |  |  |  |  |  |  |  |  |  |  | 33.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of shares vesting on the second anniversary |  |  |  |  |  |  |  |  |  |  | 33.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of shares vesting on the third anniversary |  |  |  |  |  |  |  |  |  | 33.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of restricted shares subject to certain annual performance objectives |  |  |  |  |  |  |  |  |  | 10,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted per director (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000 | 3,333 |  | 5,000 |  |  |  |  |  |  |  |  |
Total estimated unrecognized compensation cost (in dollars) |  |  |  | $ 252,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average vesting period over which compensation cost is expected to be recognized |  |  |  | 1 year 6 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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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 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 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(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 3: 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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