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Stock-Based Compensation (Details Textual) - USD ($) $ in Millions | 6 Months Ended
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Dec. 31, 2017 | Jan. 01, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Options, granted | 0 | 0
Employee Stock Option |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Options expires after date of grant | 10 years |
Employee Stock Option | Minimum |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period after the date of grant | 1 year |
Employee Stock Option | Maximum |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period after the date of grant | 4 years |
Restricted stock |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Unrecognized compensation cost related to unvested restricted stock grants | $ 1.6 |
Weighted average period over which unrecognized compensation is expected to be recognized | 1 year |
Restricted stock | Minimum | Prior to August 2016 |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period after the date of grant | 3 years |
Restricted stock | Minimum | August 2016 and Thereafter |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period after the date of grant | 1 year |
Restricted stock | Maximum | Prior to August 2016 |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period after the date of grant | 5 years |
Restricted stock | Maximum | August 2016 and Thereafter |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting period after the date of grant | 5 years |
Omnibus Stock Incentive Plan |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Share based compensation arrangement by share based payment award number of shares authorized | 1,850,000 |
Shares of common stock available for grant | 179,914 |

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- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation. + References No definition available. + 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&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://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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- 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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