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Stock Based Compensation Narrative (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended | 24 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2015 | Sep. 30, 2015 | Nov. 30, 2014 | Dec. 31, 2012 | Jul. 31, 2012 | Sep. 30, 2011 | Nov. 30, 2010 | Mar. 31, 2016 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2016 | Jan. 08, 2017 | Jun. 30, 2015 | Jan. 08, 2015 | Dec. 08, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price |  |  |  | $ 10.20 | $ 10.25 | $ 13.13 |  |  |  | $ 10.01 | $ 10.00 |  |  |  |  |
Restricted shares granted during period |  |  | 27,000 |  |  |  |  |  |  |  |  |  |  |  |  |
restricted stock issued shares DIRECTORS |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30,000 |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000 |
remaining shares to be vested |  |  |  |  |  |  |  |  |  |  |  |  | two-thirds |  |  |
restricted stock issued shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000 |
restricted stock issued shares DIRECTORS unvested |  |  |  |  |  |  |  | 10,000 |  |  |  | 10,000 |  |  |  |
Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonvested balance (in shares) |  |  |  |  |  |  |  | 102,332 |  |  |  | 102,332 |  |  |  |
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options |  |  |  |  |  |  |  | $ 350,343 |  |  |  | $ 350,343 |  |  |  |
2010 Plan [Member] | Stock Compensation Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock and options authorized under plan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000
2010 Plan [Member] | Employee Stock Option [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term |  |  |  |  |  |  |  |  |  |  |  | 2 years |  |  |  |
Options outstanding |  |  |  |  |  |  |  | 445,000 |  |  |  | 445,000 |  | 445,000 |  |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price |  |  |  |  |  |  |  | $ 0.00 |  |  |  |  |  |  |  |
Weighted-average exercise price (USD per share) |  |  |  |  |  |  |  | $ 0.00 |  |  |  |  |  |  |  |
2010 Plan [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted shares granted during period | 40,000 | 85,000 |  |  |  |  |  |  | 95,000 |  |  |  |  |  |  |
Directors and Officers [Member] | 2010 Plan [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted shares granted during period |  |  |  |  |  |  | 70,429 |  |  |  |  |  |  |  |  |
Owner of Avalon Development Corporation [Member] | 2010 Plan [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted shares granted during period |  |  |  |  |  |  | 23,477 |  |  |  |  |  |  |  |  |
November 2014 grant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonvested balance (in shares) |  |  |  |  |  |  |  | 9,000 |  |  |  | 9,000 |  |  |  |
September 2015 grant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonvested balance (in shares) |  |  |  |  |  |  |  | 56,666 |  |  |  | 56,666 |  |  |  |

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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 + Details
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