Annual report pursuant to Section 13 and 15(d)

15. Income Taxes (Details Narrative)

v2.4.1.9
15. Income Taxes (Details Narrative) (USD $)
 12 Months Ended
Mar. 31, 2015
Foreign tax credit carryforward $ 50,000us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign
Foreign tax credit expiration date 2023-03-31
Federal [Member]  
Net operating loss carryforwards 87,831,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_DomesticCountryMember
Operating loss beginning expiration dates Mar. 31, 2020
Federal research credit carryforwards 827,000us-gaap_IncomeTaxReconciliationTaxCreditsResearch
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_DomesticCountryMember
Research credit expiration date 2023-03-31
State and Local Jurisdiction [Member]  
Net operating loss carryforwards 64,666,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_StateAndLocalJurisdictionMember
Operating loss beginning expiration dates Mar. 31, 2016
State research credit carryfowards 790,000ocls_IncomeTaxReconciliationTaxCreditsResearchState
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_StateAndLocalJurisdictionMember
Foreign Tax Authority [Member]  
Net operating loss carryforwards $ 14,988,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_ForeignCountryMember
Operating loss beginning expiration dates Mar. 31, 2017