XML 45 R31.htm IDEA: XBRL DOCUMENT
v3.8.0.1

The Incentive Stock Plans (Tables) | 12 Months Ended
--- | ---
Sep. 30, 2017
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Incentive Stock Plans Option Activity | The following table summarizes option activity from September 30, 2016 through September 30, 2017:
|  | Shares Available for Grant |  |  | Options Outstanding |  |  | Aggregate Intrinsic Value (in thousands) |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life |
Balance as of September 30, 2016 |  |  | 732,103 |  |  |  | 1,451,102 |  |  | $ | 12,397 |  |  | $ | 12.33 |  |  |  | 6.0 |
Options authorized |  |  | 1,000,000 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  |  |
Options granted |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  |  |
Options cancelled/forfeited/expired |  |  | 58,667 |  |  |  | (58,667 | ) |  |  | — |  |  |  | 23.00 |  |  |  |  |
Options exercised |  |  | — |  |  |  | (184,931 | ) |  |  | — |  |  |  | 12.28 |  |  |  |  |
Restricted stock awards granted |  |  | (358,342 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  |  |
Restricted stock awards forfeited |  |  | 8,000 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  |  |
Additional shares of stock issued |  |  | (53,867 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  |  |
Balance as of September 30, 2017 |  |  | 1,386,561 |  |  |  | 1,207,504 |  |  | $ | 5,737 |  |  | $ | 11.81 |  |  |  | 5.3 |
Exercisable as of September 30, 2017 |  |  |  |  |  |  | 961,837 |  |  | $ | 5,566 |  |  | $ | 10.78 |  |  |  | 4.9 |
Weighted Average Assumptions of Incentive Stock Plans | Below are the weighted-average assumptions used for the fiscal years ended September 30, 2015 and 2016. No options were granted for the fiscal year ended September 30, 2017.
|  | 2015 |  |  | 2016 |
Dividend yield |  |  | 0.0% |  |  |  | 0.0% |
Risk-free interest rate |  |  | 0.9% |  |  |  | 1.0% |
Volatility |  |  | 47.4% |  |  |  | 48.2% |
Expected life |  | 3.1 years |  |  | 5.0 years |

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 3: 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=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration