| Component: (Network and Table) | |
|---|---|
| Network | 072 - Disclosure - Premises and Equipment (Details) (http://www.mybankwell.com/role/PremisesAndEquipmentDetails) |
| Table | Property, Plant and Equipment [Table] |
| Reporting Entity [Axis] | 0001505732 (http://www.sec.gov/CIK) |
| Property, Plant and Equipment [Line Items] | Period [Axis] | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2016-12-31 | 2015-12-31 | |||||||||||||
| Property, Plant and Equipment, Type [Axis] | Property, Plant and Equipment, Type [Axis] | |||||||||||||
| Land | Building | Leasehold improvements | Furniture and fixtures | Equipment | Automobiles | Property, Plant and Equipment, Type [Domain] | Land | Building | Leasehold improvements | Furniture and fixtures | Equipment | Automobiles | Property, Plant and Equipment, Type [Domain] | |
Premises and equipment, gross | ||||||||||||||
Accumulated depreciation and amortization | ( | ( | ||||||||||||
Premises and equipment, net | 17,835,000 | 11,163,000 | ||||||||||||