| Component: (Network and Table) | |
|---|---|
| Network | 091 - Disclosure - Restructuring (Details) (http://www.copart.com/role/RestructuringDetails) |
| Table | Schedule of Restructuring and Related Costs [Table] |
| Reporting Entity [Axis] | 0000900075 (http://www.sec.gov/CIK) |
| Restructuring Cost and Reserve [Line Items] | Period [Axis] | |||
|---|---|---|---|---|
2011-08-01 - 2012-07-31 | 2010-08-01 - 2011-07-31 | |||
| Restructuring Cost and Reserve [Axis] | Restructuring Cost and Reserve [Axis] | |||
| Employee Severance [Member] | Type Of Restructuring [Domain] | Employee Severance [Member] | Type Of Restructuring [Domain] | |
Restructuring Reserve [Roll Forward] | ||||
Balance at July 31, 2011 | 1,051,000 | |||
Expense | 1,700,000 | 2,200,000 | 1,200,000 | 1,400,000 |
Payments | 926,000 | |||
Balance at July 31, 2012 | 1,800,000 | 1,051,000 | ||