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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS | 12 Months Ended
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Dec. 31, 2013
Valuation and Qualifying Accounts [Abstract] |
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] | SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Dollars in Thousands) Activity for the years ended December 31, 2013, 2012 and 2011 was as follows:
|  |  |  |  | Additions |  |  |  |  |  |  |
|  | Balance at |  | Charged to |  | Charged to |  |  |  |  | Balance at |
Description |  | Beginning of Year |  | Costs and Expenses |  | Other Accounts |  | Deductions |  |  | End of Year |
2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 608 |  | $ | - |  | $ | - |  | $ | - |  | $ | 608 |
Valuation allowance |  |  | - |  |  | 7,100 |  |  | 960 |  |  | - |  |  | 8,060 |
Total |  | $ | 608 |  | $ | 7,100 |  | $ | 960 |  |  | - |  | $ | 8,668 |
2012 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 608 |  | $ | - |  | $ | - |  | $ | - |  | $ | 608 |
2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 1,308 |  | $ | 111 |  | $ | - |  | $ | (811) |  | $ | 608 |

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 + Details
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