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Stock-Based Compensation - Additional Information (Details) | 6 Months Ended
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Mar. 31, 2019 USD ($) $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Unrecognized compensation expense | $ | $ 35,000
Expected period for recognition of unrecognized compensation expense | 7 months 6 days
Nonqualified stock options unvested and outstanding | shares | 165,600
Restricted Stock Awards |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Share unvested and outstanding | shares | 226,787
Restricted Stock Awards | 2014 Long Term Incentive Plan |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Shares issued | shares | 8,000
Weighted average grant date fair value of the restricted stock | $ / shares | $ 14.59
Grant date fair value of restricted stock issued | $ | $ 100,000
Restricted stock restriction period | 4 years
Unrecognized compensation expense | $ | $ 3,100,000
Expected period for recognition of unrecognized compensation expense | 2 years 3 months 18 days
Restricted Stock Units (RSUs) |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Share unvested and outstanding | shares | 161,300
Restricted Stock Units (RSUs) | 2014 Long Term Incentive Plan |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Shares issued | shares | 161,800
Weighted average grant date fair value of the restricted stock | $ / shares | $ 15.11
Restricted stock restriction period | 4 years
Unrecognized compensation expense | $ | $ 2,200,000
Expected period for recognition of unrecognized compensation expense | 3 years 8 months 12 days
Grant date fair value of restricted stock | $ | $ 2,400,000
Restricted stock units vesting rights | Each RSU represents a contingent right to receive one share of the Company’s common stock upon vesting.

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- Definition Share based compensation arrangement by share based payment award equity instruments other than options grants in period grant date fair value. + References No definition available. + Details
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- Definition Share based compensation arrangement by share based payment award equity instruments other than options, issued in period, grant date fair value. + References No definition available. + Details
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- Definition Unrecognized cost of unvested share-based compensation awards. + 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 (i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale. For example, vesting may be expressed as being 25 percent of the shares under option on each anniversary of the grant date. + 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 weighted average fair value at grant date for nonvested equity-based awards issued 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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