Stockholders' Equity (Details) (USD $)
|
0 Months Ended |
3 Months Ended |
12 Months Ended |
|
Aug. 06, 2014
|
Feb. 07, 2014
|
Aug. 06, 2013
|
Feb. 07, 2013
|
Oct. 31, 2014
|
Jul. 31, 2014
|
Apr. 30, 2014
|
Jan. 31, 2014
|
Oct. 31, 2014
|
Oct. 31, 2013
|
Oct. 31, 2012
|
Dec. 15, 2011
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Share repurchase program, maximum amount authorized |
|
|
|
|
|
|
|
|
|
|
|
$ 500,000,000us-gaap_StockRepurchaseProgramAuthorizedAmount1 |
Number of shares purchased |
|
|
|
|
176,000us-gaap_TreasuryStockSharesAcquired |
0us-gaap_TreasuryStockSharesAcquired |
0us-gaap_TreasuryStockSharesAcquired |
396,000us-gaap_TreasuryStockSharesAcquired |
571,939us-gaap_TreasuryStockSharesAcquired |
1,420,728us-gaap_TreasuryStockSharesAcquired |
984,027us-gaap_TreasuryStockSharesAcquired |
|
Cost of common stock repurchased |
|
|
|
|
25,800,000us-gaap_TreasuryStockValueAcquiredCostMethod |
|
|
50,000,000us-gaap_TreasuryStockValueAcquiredCostMethod |
75,778,000us-gaap_TreasuryStockValueAcquiredCostMethod |
167,334,000us-gaap_TreasuryStockValueAcquiredCostMethod |
71,150,000us-gaap_TreasuryStockValueAcquiredCostMethod |
|
Share repurchase program, remaining authorized amount |
|
|
|
|
185,700,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 |
|
|
|
185,700,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 |
|
|
|
Average purchase price per share (usd per share) |
|
|
|
|
$ 146.64us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare |
|
|
$ 126.21us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare |
|
|
|
|
Dividends on common stock |
1,500,000us-gaap_PaymentsOfDividendsCommonStock |
1,400,000us-gaap_PaymentsOfDividendsCommonStock |
1,500,000us-gaap_PaymentsOfDividendsCommonStock |
1,400,000us-gaap_PaymentsOfDividendsCommonStock |
|
|
|
|
2,884,000us-gaap_PaymentsOfDividendsCommonStock |
2,918,000us-gaap_PaymentsOfDividendsCommonStock |
2,857,000us-gaap_PaymentsOfDividendsCommonStock |
|
Cash dividend, per share (usd per share) |
$ 0.03us-gaap_CommonStockDividendsPerShareCashPaid |
$ 0.03us-gaap_CommonStockDividendsPerShareCashPaid |
$ 0.03us-gaap_CommonStockDividendsPerShareCashPaid |
$ 0.03us-gaap_CommonStockDividendsPerShareCashPaid |
|
|
|
|
$ 0.03us-gaap_CommonStockDividendsPerShareCashPaid |
|
|
|
Date of record |
Jul. 24, 2014 |
Jan. 24, 2014 |
Jul. 24, 2013 |
Jan. 25, 2013 |
|
|
|
|
|
|
|
|
Common stock purchase right versus preferred share purchase right |
|
|
|
|
|
|
|
|
0.5coo_CommonStockPurchaseRightVersusPreferredSharePurchaseRight |
|
|
|
Percentage of acquisition of beneficial ownership |
|
|
|
|
|
|
|
|
20.00%coo_MinimumPercentageOfCommonStockToBeAcquiredInOrderToExerciseSharePurchaseRights |
|
|
|
Purchase price of the Right, subject to adjustment (usd per right) |
|
|
|
|
|
|
|
|
$ 450us-gaap_PaymentsForRepurchaseOfOtherEquity |
|
|
|
Percentage of assets or earning power sold |
|
|
|
|
|
|
|
|
50.00%coo_PercentageOfCommonStockSharesMergedOrAssetsOrEarningPowerSold |
|
|
|
Board of Directors may redeem the rights at, price per right |
|
|
|
|
$ 0.01us-gaap_SaleOfStockPricePerShare |
|
|
|
$ 0.01us-gaap_SaleOfStockPricePerShare |
|
|
|