XML 92 R91.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Related Party Transactions (Details Textuals) (USD $) | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 31, 2013 Commercial_Property | Jul. 31, 2012 | Jul. 31, 2011 | Jul. 31, 2013 Board of Directors and Officers | Jul. 31, 2012 Board of Directors and Officers | Jul. 31, 2011 Board of Directors and Officers | Jun. 28, 2012 Willis J. Johnson | Jul. 31, 2013 Executives Commercial_Property | Jul. 31, 2012 Executives House | Jul. 31, 2011 Executives House | Jul. 31, 2011 Willis Johnson Foundation | Sep. 27, 2012 Thomas W. Smith | Jul. 31, 2011 Copart Private Foundation
Related Party Transactions, By Related Party [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |
Rental payments |  |  |  | $ 400,000 | $ 0 | $ 50,000 |  |  |  |  |  |  |
Acquired common stock, value | (13,885,000) | (199,896,000) | (735,402,000) |  |  |  | 65,000,000 |  |  |  | 500,000 | 13,900,000 |
Acquired common stock, shares |  |  |  |  |  |  | 2,800,000 |  |  |  | 10,620 | 500,000 |
Acquired Common stock, Price Per Shares (in dollars per share) |  |  |  |  |  |  | $ 23.22 |  |  |  |  | $ 27.77 |
Related party transaction number of houses purchased |  |  |  |  |  |  |  |  | 3 | 3 |  |  |
Related party transaction number of property purchased |  |  |  |  |  |  |  | 1 |  |  |  |  |
Number of assets held for sale | 1 |  |  |  |  |  |  |  |  |  |  |  |
Loan to related party |  |  |  |  |  |  |  |  |  |  |  |  | $ 200,000

X
- Definition Represents the number of assets remains unsold and held for sale during the period. + References No definition available. + Details
Name: | cprt_NumberOfAssetsHeldForSale
Namespace Prefix: | cprt_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Related party transaction number of houses purchased. + References No definition available. + Details
Name: | cprt_RelatedPartyTransactionNumberOfHousesPurchased
Namespace Prefix: | cprt_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | cprt_RelatedPartyTransactionNumberOfPropertyPurchased
Namespace Prefix: | cprt_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | cprt_RelatedPartyTransactionsByRelatedPartyAbstract
Namespace Prefix: | cprt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount as of the balance sheet date of obligations due all related parties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph k -Subparagraph 1 -Article 4 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.17) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 17 -Article 7 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(3),(4)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Subparagraph 3, 4 -Article 9 + Details
Name: | us-gaap_DueToRelatedPartiesCurrentAndNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Cash payments to lessor's for use of assets under operating leases. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
Name: | us-gaap_PaymentsForRent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
Name: | us-gaap_StockRepurchasedDuringPeriodShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 + Details
Name: | us-gaap_StockRepurchasedDuringPeriodValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Total cost of shares repurchased divided by the total number of shares repurchased. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
Name: | us-gaap_TreasuryStockAcquiredAverageCostPerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration