3.5.0.2 html 61 105 1 false 29 0 false 3 false false R1.htm 00090 - Document - Document and Entity Information Sheet http://www.nivalis.com/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 00100 - Statement - Balance Sheets Sheet http://www.nivalis.com/role/StatementBalanceSheets Balance Sheets Statements 2 false false R3.htm 00105 - Statement - Balance Sheets (Parenthetical) Sheet http://www.nivalis.com/role/StatementBalanceSheetsParenthetical Balance Sheets (Parenthetical) Statements 3 false false R4.htm 00200 - Statement - Statements of Operations and Comprehensive Loss Sheet http://www.nivalis.com/role/StatementStatementsOfOperationsAndComprehensiveLoss Statements of Operations and Comprehensive Loss Statements 4 false false R5.htm 00300 - Statement - Statement of Stockholders' Equity Sheet http://www.nivalis.com/role/StatementStatementOfStockholdersEquity Statement of Stockholders' Equity Statements 5 false false R6.htm 00400 - Statement - Statements of Cash Flows Sheet http://www.nivalis.com/role/StatementStatementsOfCashFlows Statements of Cash Flows Statements 6 false false R7.htm 10101 - Disclosure - Organization and Description of Business Sheet http://www.nivalis.com/role/DisclosureOrganizationAndDescriptionOfBusiness Organization and Description of Business Notes 7 false false R8.htm 10201 - Disclosure - Liquidity Risks Sheet http://www.nivalis.com/role/DisclosureLiquidityRisks Liquidity Risks Notes 8 false false R9.htm 10301 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.nivalis.com/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 9 false false R10.htm 10401 - Disclosure - Cash, Cash Equivalents and Marketable Securities Sheet http://www.nivalis.com/role/DisclosureCashCashEquivalentsAndMarketableSecurities Cash, Cash Equivalents and Marketable Securities Notes 10 false false R11.htm 10501 - Disclosure - Stockholders' Equity Sheet http://www.nivalis.com/role/DisclosureStockholdersEquity Stockholders' Equity Notes 11 false false R12.htm 10601 - Disclosure - Net Loss per Share Sheet http://www.nivalis.com/role/DisclosureNetLossPerShare Net Loss per Share Notes 12 false false R13.htm 10701 - Disclosure - Subsequent Events Sheet http://www.nivalis.com/role/DisclosureSubsequentEvents Subsequent Events Notes 13 false false R14.htm 20302 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.nivalis.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.nivalis.com/role/DisclosureSummaryOfSignificantAccountingPolicies 14 false false R15.htm 30303 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://www.nivalis.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) Tables http://www.nivalis.com/role/DisclosureSummaryOfSignificantAccountingPolicies 15 false false R16.htm 30403 - Disclosure - Cash, Cash Equivalents and Marketable Securities (Tables) Sheet http://www.nivalis.com/role/DisclosureCashCashEquivalentsAndMarketableSecuritiesTables Cash, Cash Equivalents and Marketable Securities (Tables) Tables http://www.nivalis.com/role/DisclosureCashCashEquivalentsAndMarketableSecurities 16 false false R17.htm 30503 - Disclosure - Stockholders' Equity (Tables) Sheet http://www.nivalis.com/role/DisclosureStockholdersEquityTables Stockholders' Equity (Tables) Tables http://www.nivalis.com/role/DisclosureStockholdersEquity 17 false false R18.htm 30603 - Disclosure - Net Loss per Share (Tables) Sheet http://www.nivalis.com/role/DisclosureNetLossPerShareTables Net Loss per Share (Tables) Tables http://www.nivalis.com/role/DisclosureNetLossPerShare 18 false false R19.htm 40201 - Disclosure - Liquidity Risks (Details) Sheet http://www.nivalis.com/role/DisclosureLiquidityRisksDetails Liquidity Risks (Details) Details http://www.nivalis.com/role/DisclosureLiquidityRisks 19 false false R20.htm 40302 - Disclosure - Summary of Significant Accounting Policies (Fair Value) (Details) Sheet http://www.nivalis.com/role/DisclosureSummaryOfSignificantAccountingPoliciesFairValueDetails Summary of Significant Accounting Policies (Fair Value) (Details) Details http://www.nivalis.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 20 false false R21.htm 40401 - Disclosure - Cash, Cash Equivalents and Marketable Securities (Details) Sheet http://www.nivalis.com/role/DisclosureCashCashEquivalentsAndMarketableSecuritiesDetails Cash, Cash Equivalents and Marketable Securities (Details) Details http://www.nivalis.com/role/DisclosureCashCashEquivalentsAndMarketableSecuritiesTables 21 false false R22.htm 40501 - Disclosure - Stockholders' Equity (Details) Sheet http://www.nivalis.com/role/DisclosureStockholdersEquityDetails Stockholders' Equity (Details) Details http://www.nivalis.com/role/DisclosureStockholdersEquityTables 22 false false R23.htm 40502 - Disclosure - Stockholders' Equity (Reserved) (Details) Sheet http://www.nivalis.com/role/DisclosureStockholdersEquityReservedDetails Stockholders' Equity (Reserved) (Details) Details http://www.nivalis.com/role/DisclosureStockholdersEquityTables 23 false false R24.htm 40601 - Disclosure - Net Loss per Share (Details) Sheet http://www.nivalis.com/role/DisclosureNetLossPerShareDetails Net Loss per Share (Details) Details http://www.nivalis.com/role/DisclosureNetLossPerShareTables 24 false false All Reports Book All Reports nvls-20160930.xml nvls-20160930.xsd nvls-20160930_cal.xml nvls-20160930_def.xml nvls-20160930_lab.xml nvls-20160930_pre.xml true true