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Commitments and Contingencies - Additional Information (Details) |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 13, 2015 USD ($) | Nov. 30, 2015 | Apr. 30, 2015 | Mar. 31, 2015 | Sep. 30, 2014 USD ($) ft² | Jan. 31, 2016 USD ($) | Jan. 31, 2015 USD ($) | Jan. 31, 2014 USD ($)
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Letters of credit facility |  |  |  |  |  | $ 27,000,000 | $ 27,000,000 |
Letters of credit, maturity date |  |  |  |  |  | Dec. 01, 2018 |  |
Capital lease term |  |  |  |  |  | 3 years |  |
Interest expense in relation to capital lease |  |  |  |  |  | $ 198,000 | 7,000 |
Non-cancellable lease expiration year |  |  |  |  | 2029 |  |  |
Non-cancellable operating lease payments |  |  |  |  | $ 258,000,000 | 271,767,000 |  |
Tenant Incentives lease Receivables |  |  |  |  | $ 3,000,000 |  |  |
Rent expense |  |  |  |  |  | 20,900,000 | 5,600,000 | $ 5,300,000
Sublease income |  |  |  |  |  | 1,300,000 | 1,800,000 | 1,100,000
Amortization of intangible assets |  |  |  |  |  | $ 5,600,000 | 3,600,000 | $ 2,000,000
Open Text S.A. |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Damage awarded | $ 4,900,000 |  |  |  |  |  |  |
Accrual for settlement payable |  |  |  |  |  |  | 4,900,000 |
Litigation settlement expense |  |  |  |  |  |  | 3,900,000 |
Weighted Average Useful Life |  |  |  |  |  | 14 months |  |
Accrued additional liability related to the interest on the legal verdict |  |  |  |  |  | $ 659,000 |  |
Open Text S.A. | General and Administrative Expense |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Amortization of intangible assets |  |  |  |  |  | 855,000 |  |
Subleases Expire in Fiscal 2018 and 2019 |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Non-cancellable sublease proceeds for the year ending January 31, 2017 |  |  |  |  |  | 6,500,000 |  |
Non-cancellable sublease proceeds for the year ending January 31, 2018 |  |  |  |  |  | 4,400,000 |  |
Non-cancellable sublease proceeds for the year ending January 31, 2019 |  |  |  |  |  | $ 2,800,000 |  |
Redwood City California |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Area of office space | ft² |  |  |  |  | 340,000 |  |  |
Minimum |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Operating lease expiration year |  |  |  |  |  | 2017 |  |
Term of sublease arrangement |  | 18 months | 18 months | 18 months |  |  |  |
Non-cancellable sublease expiration year |  |  |  |  |  | 2018 |  |
Weighted Average Useful Life |  |  |  |  |  | 2 years |  |
Maximum |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Operating lease expiration year |  |  |  |  |  | 2029 |  |
Term of sublease arrangement |  | 36 months | 36 months | 36 months |  |  |  |
Non-cancellable sublease expiration year |  |  |  |  |  | 2019 |  |
Weighted Average Useful Life |  |  |  |  |  | 7 years |  |
Securities Pledged as Collateral |  |  |  |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |  |  |  |
Certificate of deposit held as collateral for letter of credit |  |  |  |  |  | $ 27,000,000 | $ 2,000,000 |

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