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v2.4.1.9

Commitments and Contingencies: (Details 2) (USD $) | 0 Months Ended |  |
--- | --- | --- | ---
Sep. 26, 2011 | Sep. 30, 2014 | Sep. 30, 2013
Legal Proceedings |  |  |
Unbilled receivables, net of progress payments |  | $ 7,425,728 us-gaap_UnbilledReceivablesCurrent | $ 6,539,442 us-gaap_UnbilledReceivablesCurrent
Inventory |  | 5,470,786 us-gaap_InventoryNet | 4,377,513 us-gaap_InventoryNet
Delta |  |  |
Legal Proceedings |  |  |
Number of aircraft |  | 182 issc_NumberOfAircraft / us-gaap_CounterpartyNameAxis = issc_DeltaMember |
Unbilled receivables, net of progress payments |  | 3,700,000 us-gaap_UnbilledReceivablesCurrent / us-gaap_CounterpartyNameAxis = issc_DeltaMember | 774,000 us-gaap_UnbilledReceivablesCurrent / us-gaap_CounterpartyNameAxis = issc_DeltaMember
Inventory |  | 200,000 us-gaap_InventoryNet / us-gaap_CounterpartyNameAxis = issc_DeltaMember |
Breach of contract and violation of the Pennsylvania Wage Payment and Collection Law | Pending lawsuit |  |  |
Legal Proceedings |  |  |
Amount of damages claimed | 583,000 us-gaap_LossContingencyDamagesSoughtValue / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = issc_BreachOfContractAndViolationOfPennsylvaniaWagePaymentAndCollectionLawMember |  |
Estimated liability |  |  | $ 657,000 us-gaap_LossContingencyEstimateOfPossibleLoss / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = issc_BreachOfContractAndViolationOfPennsylvaniaWagePaymentAndCollectionLawMember

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- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6386567&loc=d3e3927-108312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 + Details
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- Definition The value (monetary amount) of the award the plaintiff seeks in the legal matter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349 + Details
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