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Stock-Based Incentive Plan - Narrative (Details) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 08, 2016
Restricted Stock and Contingent Restricted Stock |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Stock-based compensation expense | $ 254,111 | $ 484,326 | $ 469,484 | $ 971,810 |
Restricted Stock, Market-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Granted (in shares) |  |  | 43,990 |  |
2016 Plan |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Number of shares of common stock authorized for issuance under plan |  |  |  |  | 1,100,000
Number of shares remaining available for grant under plan | 852,111 |  | 852,111 |  |
2004 Stock Plan | Restricted Stock and Contingent Restricted Stock, Other Awards [Member] |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Vesting period |  |  | 1 year |  |
Minimum | 2004 Stock Plan | Restricted Stock, Market-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Vesting period |  |  | 2 years |  |
Maximum | 2004 Stock Plan | Restricted Stock and Contingent Restricted Stock |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Expiration period |  |  | 4 years |  |
Maximum | 2004 Stock Plan | Restricted Stock, Service-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Vesting period |  |  | 4 years |  |
Maximum | 2004 Stock Plan | Restricted Stock, Market-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Vesting period |  |  | 3 years |  |
Employees [Member] | 2004 Stock Plan | Restricted Stock, Service-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Granted (in shares) |  |  | 31,777 |  |
Employees [Member] | 2004 Stock Plan | Restricted Stock, Market-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Granted (in shares) |  |  | 43,990 |  |
Employees [Member] | Minimum | 2004 Stock Plan | Restricted Stock, Service-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Vesting period |  |  | 3 years |  |
Director [Member] | 2004 Stock Plan | Restricted Stock, Service-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Granted (in shares) |  |  | 35,215 |  |
Director [Member] | Minimum | 2004 Stock Plan | Restricted Stock, Service-Based |  |  |  |  |
Stock-Based Incentive Plan |  |  |  |  |
Vesting period |  |  | 1 year |  |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&loc=d3e5070-113901 + 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=109197908&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://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&loc=d3e5070-113901 + 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=109197908&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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