| Component: (Network and Table) | |
|---|---|
| Network | 2303301 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS (Tables) (http://www.chrobinson.com/role/GoodwillAndOtherIntangibleAssetsTables)  | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0001043277 (http://www.sec.gov/CIK) | 
| Notes To Financial Statements [Abstract] | Period [Axis] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2012-01-01 - 2012-12-31  | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Notes To Financial Statements [Abstract]  | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Schedule of Goodwill  | The change in the carrying amount of goodwill is as follows (in thousands): 
  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Schedule of Finite-Lived Intangible Assets by Major Class  | A summary of our other intangible assets, with finite lives, which include primarily customer relationships and non-competition agreements, as of December 31 is as follows (in thousands): 
  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Schedule of Indefinite-lived Intangible Assets by Major Class  | Other intangible assets, with indefinite lives, are as follows (in thousands): 
  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Schedule of Amortization Expense  | Amortization expense for other intangible assets was (in thousands): 
  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense  | Intangible assets at December 31, 2012 will be amortized over the next eight years, and that expense is as follows (in thousands): 
  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||