| Component: (Network and Table) | |
|---|---|
| Network | 1106 - Disclosure - Summary of Change in Provision for Special Charges and Restructuring Costs (Detail) (http://www.mitel.com/taxonomy/role/DisclosureSummaryOfChangeInProvisionForSpecialChargesAndRestructuringCosts) |
| Table | Schedule of Restructuring and Related Costs [Table] |
| Reporting Entity [Axis] | 0001170534 (http://www.sec.gov/CIK) |
| Legal Entity [Axis] | Entity [Domain] |
| Restructuring Cost and Reserve [Line Items] | Period [Axis] | ||||||||
|---|---|---|---|---|---|---|---|---|---|
2016-01-01 - 2016-12-31 | 2015-01-01 - 2015-12-31 | 2014-01-01 - 2014-12-31 | |||||||
| Restructuring Type [Axis] | Restructuring Type [Axis] | Restructuring Type [Axis] | |||||||
| Workforce Reduction | Facility-Related, Including Lease Termination Obligation | Type of Restructuring [Domain] | Workforce Reduction | Facility-Related, Including Lease Termination Obligation | Type of Restructuring [Domain] | Workforce Reduction | Facility-Related, Including Lease Termination Obligation | Type of Restructuring [Domain] | |
Beginning balance of provision | |||||||||
Restructuring liabilities acquired relating to the acquisition of Aastra | |||||||||
Charges | |||||||||
Cash payments | ( | ( | ( | ( | ( | ( | ( | ( | ( |
Ending balance of provision | 13,700,000 | 5,600,000 | 19,300,000 | 15,500,000 | 7,600,000 | 23,100,000 | |||