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Condensed Statement of Changes in Stockholders' Equity (USD $)
Total
Common Stock [Member]
Common Stock To Be Issued [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income [Member]
Accumulated Deficit [Member]
Balance at Dec. 31, 2014 $ 2,246,979us-gaap_StockholdersEquity $ 89,496us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
$ 12,500us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
$ 64,467,510us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
$ 7,789us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
$ (62,330,316)us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
Balance (in shares) at Dec. 31, 2014   8,949,645us-gaap_SharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
83,334us-gaap_SharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
     
Stock-based compensation 0us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation 833us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
(12,500)us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
11,667us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
0us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
Stock-based compensation (in shares)   83,334us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
(83,334)us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
     
Common stock to be issued 12,500issm_StockToBeIssuedDuringPeriodValueCommonStock 0issm_StockToBeIssuedDuringPeriodValueCommonStock
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
12,500issm_StockToBeIssuedDuringPeriodValueCommonStock
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
0issm_StockToBeIssuedDuringPeriodValueCommonStock
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0issm_StockToBeIssuedDuringPeriodValueCommonStock
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
0issm_StockToBeIssuedDuringPeriodValueCommonStock
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
Common stock to be issued (in shares)   0issm_StockToBeIssuedDuringPeriodShareCommonStock
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
83,334issm_StockToBeIssuedDuringPeriodShareCommonStock
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
     
Comprehensive loss            
Net loss (60,783)us-gaap_NetIncomeLoss 0us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
0us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
0us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
(60,783)us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
Net unrealized gain on investment in securities 854us-gaap_OtherComprehensiveIncomeLossNetOfTax 0us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
0us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
0us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
854us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
0us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
Comprehensive loss (59,929)us-gaap_ComprehensiveIncomeNetOfTax 0us-gaap_ComprehensiveIncomeNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
0us-gaap_ComprehensiveIncomeNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
0us-gaap_ComprehensiveIncomeNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
854us-gaap_ComprehensiveIncomeNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
(60,783)us-gaap_ComprehensiveIncomeNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
Balance at Mar. 31, 2015 $ 2,199,550us-gaap_StockholdersEquity $ 90,329us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
$ 12,500us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember
$ 64,479,177us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
$ 8,643us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
$ (62,391,099)us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
Balance (in shares) at Mar. 31, 2015   9,032,979us-gaap_SharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
83,334us-gaap_SharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= issm_CommonStockToBeIssuedMember