XML 46 R33.htm IDEA: XBRL DOCUMENT v3.6.0.2

Share-Based Compensation (Tables)

12 Months Ended

Sep. 30, 2016

1998 Plan

Share-based compensation

Summary of option activity

				Weighted
				Average			Aggregate
				Exercise			Intrinsic
		Options		Price			Value
Outstanding at September 30, 2013		144,500		$	12.79		$	—
Granted		—		—			—
Exercised		(12,000	)	7.40			8,604
Cancelled		(70,500	)	16.25			—
Outstanding at September 30, 2014		62,000		$	9.91		—
Granted		—		—			—
Exercised		—		—			—
Cancelled		(9,000	)	16.25			—
Outstanding at September 30, 2015		53,000		$	8.83		$	—
Granted		—		—			—
Exercised		—		—			—
Cancelled		(23,000	)	12.17			—
Outstanding at September 30, 2016		30,000		$	6.27		$	—
Vested		30,000		$	6.27		$	—
Options exercisable at September 30, 2016		30,000		$	6.27		$	—

Summary of information about stock options

		Options Outstanding							Options Exercisable
Range of Exercise Prices		Outstanding As of September 30, 2016		Weighted- Average Remaining Contractual Life		Weighted- Average Exercise Price			As of September 30, 2016		Weighted- Average Exercise Price
$ 0.00 - $ 5.00		—		—		$	—		—		$	—
$ 5.01 - $ 10.00		30,000		1.394		6.27			30,000		6.27
$ 10.01 - $ 15.00		—		—		—			—		—
		30,000		1.394		$	6.27		30,000		$	6.27

2009 Plan

Share-based compensation

Summary of option activity

				Weighted
				Average			Aggregate
				Exercise			Intrinsic
		Options		Price			Value
Outstanding at September 30, 2013		680,334		$	3.32		$	—
Granted		—		—			—
Exercised		(44,666	)	3.78			178,823
Cancelled		(10,500	)	3.78			—
Outstanding at September 30, 2014		625,168		$	3.28		$	3,153,696
Granted		—		—			—
Exercised		(20,000	)	1.95			15,200
Cancelled		(13,000	)	2.37			—
Outstanding at September 30, 2015		592,168		$	3.35		—
Granted		67,115		2.81			25,504
Exercised		—		—			—
Cancelled		(33,000	)	3.78			—
Outstanding at September 30, 2016		626,283		$	3.27		$	—
Vested and expected to vest		626,283		$	3.27		$	—
Options exercisable at September 30, 2016		559,168		$	3.32		$	—

Summary of information about stock options

Options Outstanding									Options Exercisable
Range of Exercise Prices		Outstanding As of  September 30, 2016		Weighted- Average Remaining Contractual Life		Weighted- Average Exercise Price			As of September 30, 2016		Weighted- Average Exercise Price
$ 0.00 - $ 5.00		626,283		5.2		$	3.27		559,168		$	3.32

X

- Definition

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ 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

Name:	us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ 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)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_PlanNameAxis=issc_StockOptionPlan1998Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PlanNameAxis=issc_StockBasedIncentiveCompensationPlan2009Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: