| **Stock Options and Stock-Based Compensation (Tables)**                       | 3 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
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| **Disclosure of Compensation Related Costs, Share-based Payments [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
| Schedule of Nonvested Restricted Stock Units Activity                         | As of March 31, 2015, 86,336 shares of restricted stock had been granted under the 2010 Plan, of which 66,644 shares remain restricted as of March 31, 2015 as detailed in the following table:YearGrantedVesting Term(In Years)SharesRemaining Term(In Years)20115.05,5000.920124.02,7040.920125.07,9961.920133.03,8080.820135.014,7762.820142.07,7860.920145.010,4223.920151.02,1560.820155.011,4964.8  66,6442.6                                                                                                                                                                                                                                                                                                                                                                                                           |
| Summary of status and changes of Stock Option Plan                            | A summary of the status of outstanding stock options as of March 31, 2015 and changes during the three months then ended, is presented below. Number of Shares Weighted Average Exercise Price Weighted Average Remaining Contractual Term (In years) Aggregate Intrinsic Value(In thousands)Outstanding at December 31, 201442,000 $18.00         Granted in 2015— —   —     Exercised in 2015— —   —     Expired unexercised in 201542,000 18.00   —Outstanding at March 31, 2015— $— — —Exercisable at March 31, 2015— $— — — |

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| - Definition
Tabular disclosure of the changes in outstanding nonvested restricted stock 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) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901
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| - Definition
Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.
+ 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) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901
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