XML 49 R28.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Summary of Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
Jul. 31, 2015
Accounting Policies [Abstract] |
Schedule of foreign currency translation | The cumulative effects of foreign currency exchange rate fluctuations were as follows (in thousands):
Cumulative loss on foreign currency translation as of July 31, 2013 | $ | (45,420 | )
Gain on foreign currency translation | 26,428 |
Cumulative loss on foreign currency translation as of July 31, 2014 | $ | (18,992 | )
Loss on foreign currency translation | (49,518 | )
Cumulative loss on foreign currency translation as of July 31, 2015 | $ | (68,510 | )
Schedule of fair value assumptions | The fair value of each option was estimated on the measurement date using the Black-Scholes Merton (BSM) option-pricing model utilizing the following assumptions:
| July 31,
| 2015 |  | 2014 |  | 2013
Expected life (in years) | 5.3 – 7.2 |  |  | 5.1 – 7.1 |  |  | 5.2 – 6.9 |
Risk-free interest rate | 1.58 – 2.26 |  |  | 1.55 – 2.3 |  |  | 0.61 – 1.5 |
Estimated volatility | 22 – 28 |  |  | 20 – 25 |  |  | 24 – 26 |
Expected dividends | — | % |  | — | % |  | — | %
Weighted average fair value at measurement date | $ | 10.18 |  |  | $ | 11.10 |  |  | $ | 7.87 |

X
- Definition Tabular disclosure of foreign currency exchange rate fluctuations. + References No definition available. + Details
Name: | cprt_ScheduleOfForeignCurrencyExchangeRateFluctuationsTableTextBlock
Namespace Prefix: | cprt_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration