| Component: (Network and Table) | |
|---|---|
| Network | 2410402 - Disclosure - Income Taxes (Schedule of Income (Loss) before Provision for Income Taxes) (Details) (http://www.alamo-group.com/role/IncomeTaxesScheduleOfIncomeLossBeforeProvisionForIncomeTaxesDetails) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0000897077 (http://www.sec.gov/CIK) |
| Income Tax Disclosure [Abstract] | Period [Axis] | ||
|---|---|---|---|
2016-01-01 - 2016-12-31 | 2015-01-01 - 2015-12-31 | 2014-01-01 - 2014-12-31 | |
Income Tax Disclosure [Abstract] | |||
Domestic | |||
Foreign | |||
Income before income taxes | 62,189,000 | 66,867,000 | 60,605,000 |