XML 89 R76.htm IDEA: XBRL DOCUMENT v3.20.4

Subsequent Events - Additional Information (Details) - Subsequent Event	Jan. 01, 2021 Employee
Software
Subsequent Event [Line Items]
Transfer of employees	105
Manufacturing
Subsequent Event [Line Items]
Transfer of employees	22

X

- Definition

Transfer of employees.

+ References

No definition available.

+ Details

Name:	sonm_TransferOfEmployees
Namespace Prefix:	sonm_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_SoftwareDevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=sonm_ManufacturingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: