Annual report pursuant to Section 13 and 15(d)

Income Taxes - Income Tax (Benefit) Provision for Continuing Operations Computed Using Federal Statutory Income Tax Rate (Detail)

v2.4.1.9
Income Taxes - Income Tax (Benefit) Provision for Continuing Operations Computed Using Federal Statutory Income Tax Rate (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jan. 31, 2015
Jan. 31, 2014
Jan. 31, 2013
Income Tax Disclosure [Abstract]      
Statutory U.S. federal tax rate $ (10,014)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ (774)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ (952)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
State taxes, net of federal tax benefit (779)us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes 33us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes 81us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes
Income (losses) not benefited 8,913seac_IncomeTaxReconciliationBookGainsLossesNotCurrentlyBenefited 92seac_IncomeTaxReconciliationBookGainsLossesNotCurrentlyBenefited (1,068)seac_IncomeTaxReconciliationBookGainsLossesNotCurrentlyBenefited
Non-deductible stock compensation expense   15us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost 142us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost
Other(1) (74)us-gaap_IncomeTaxReconciliationOtherAdjustments 694us-gaap_IncomeTaxReconciliationOtherAdjustments 858us-gaap_IncomeTaxReconciliationOtherAdjustments
Innovation box (68)seac_IncomeTaxReconciliationInnovationBox 260seac_IncomeTaxReconciliationInnovationBox (779)seac_IncomeTaxReconciliationInnovationBox
Foreign tax rate differential 916us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential (265)us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential 163us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential
Income tax (benefit) provision $ (1,106)us-gaap_IncomeTaxExpenseBenefit $ 55us-gaap_IncomeTaxExpenseBenefit $ (1,555)us-gaap_IncomeTaxExpenseBenefit