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Line Of Credit Facility Commission Fee Percentage

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Repurchase price of Senior Secured Notes as percentage of principal amount in case of change in control.

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Unpaid interest deposited to escrow on redemption of debt

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Number of days the warrants mature over commencing on the maturity date

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The amount of cash, securities, or other assets held by a third-party trustee pursuant to the terms of an agreement which assets are available to be used by beneficiaries to that agreement only within the specific terms thereof and which agreement is expected to terminate within one year of the balance sheet date (or operating cycle, if longer) at which time the assets held-in-trust will be released or forfeited.

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Date the warrants or rights are exercisable, in CCYY-MM-DD format.

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Exercise price per share or per unit of warrants or rights outstanding.

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Aggregate dividends declared during the period for each share of common stock outstanding.

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The price per share of the conversion feature embedded in the debt instrument.

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Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

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The amount by which the convertible debt's if-converted value exceeds its principle amount at the balance sheet date, regardless of whether the instrument is currently convertible. This element applies to public companies only.

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The number of equity instruments that the holder of the debt instrument would receive if the debt was converted to equity.

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Remaining amortization period for discount on the liability component of convertible debt which may be settled in cash upon conversion, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instruments must exceed threshold percentage for a specified number of trading days to trigger conversion feature, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

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Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

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Face (par) amount of debt instrument at time of issuance.

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Increase for accrued, but unpaid interest on the debt instrument for the period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Latest date the outstanding debt instruments are required to be repaid, in CCYY-MM-DD format.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Percentage of principal amount of debt redeemed.

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Amount of gain (loss) from the difference between the repurchase price of a debt instrument initially issued by the entity and the net carrying amount of the debt at the time of its repurchase.

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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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Discussion of whether the borrowings under the credit facility are secured or unsecured and, if secured, a description of collateral (for example, accounts receivable less than 120 days old, finished goods inventory).

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Fair value of the amount outstanding under the credit facility.

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Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions).

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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The cash outflow for a financial contract that meets the hedge criteria as either cash flow hedge, fair value hedge or hedge of net investment in foreign operations.

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The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt).

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The cash outflow attributable to repayments of borrowings not otherwise defined in the taxonomy (with maturities initially due after one year or beyond the operating cycle if longer).

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Borrowings (Narrative) (Details) $ / shares in Units, shares in Millions	1 Months Ended	3 Months Ended		12 Months Ended
	Jan. 31, 2015 USD ($) shares	Oct. 29, 2016 USD ($) $ / shares	Jan. 31, 2015 USD ($)	Oct. 29, 2016 USD ($) shares $ / shares	Oct. 31, 2015 USD ($) $ / shares	Nov. 01, 2014 USD ($) $ / shares	May 27, 2016 USD ($)	Jan. 14, 2015 USD ($) $ / shares	Jan. 22, 2013 USD ($)	Jan. 20, 2010 USD ($)
Debt Instrument
Proceeds from convertible notes				$ 0	$ 565,656,000	$ 0
Cash dividends declared per share \| $ / shares		$ 0.055		$ 0.20	$ 0.16	$ 0.07
Payments for Hedge, Financing Activities				$ 0	$ 86,135,000	$ 0
Proceeds from issuance of warrants				0	51,175,000	0
Repayments of Other Long-term Debt				$ 20,000,000	$ 0	0
Senior Credit Facility [Member]
Debt Instrument
Line of Credit Facility, Collateral				The Company’s obligations under the Senior Credit Facility are unsecured, provided that upon the occurrence of certain events (including if the Company’s corporate family rating from Moody’s falls below Ba1 and from S&P falls below BB+ at any time (referred to as a “Ratings Downgrade”)) or the incurrence of certain indebtedness in excess of $600 million (such occurrence or the occurrence of a Ratings Downgrade being a “Collateral Trigger Event”), then such obligations, as well as certain cash management and hedging obligations, will be required to be secured, subject to certain exceptions, by 100% of the equity interests of all present and future restricted subsidiaries directly held by the Company or any guarantor. As of the date hereof, all of the Company’s subsidiaries are restricted subsidiaries under the Senior Credit Facility.
Line of Credit Facility, Interest Rate Description				Loans made under the Senior Credit Facility bear interest, at the Company’s option, either (i) at a base rate which is based in part on the greatest of (A) the prime rate, (B) the federal funds rate plus 0.50%, or (C) LIBOR for an interest period of one month plus 1.00%, plus an applicable margin that will vary between 0.00% and 0.75% based on the Company’s total leverage ratio or (ii) at a LIBOR-based rate, plus an applicable margin that will vary between 1.00% and 1.75% based on the Company’s total leverage ratio. For purposes of calculating the applicable rate, the base rate and LIBOR-based rate are subject to a floor of 0.00%. For base rate loans, interest is payable on the last business day of January, April, July and October of each year. For LIBOR rate loans, interest is payable on the last day of each interest period for the LIBOR-based rate, and if such interest period extends over three months, at the end of each three-month interval during such interest period.
Term Loan Facility
Debt Instrument
Long-term debt, fair value		$ 767,400,000		$ 767,400,000
Debt Instrument, Maturity Date Range, End				May 27, 2021
Senior secured credit facility, maximum borrowing capacity							$ 800,000,000
Repayments of Other Long-term Debt				$ 20,000,000
Revolving Credit Facility
Debt Instrument
Senior secured credit facility, maximum borrowing capacity							100,000,000
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.30%
Line of Credit Facility, Fair Value of Amount Outstanding		0		$ 0
Letter Of Credit Subfacility
Debt Instrument
Senior secured credit facility, maximum borrowing capacity							25,000,000
Line Of Credit Facility Commission Fee Percentage				1.50%
Line Of Credit Facility Issuance Fee Percentage				0.125%
Swing Line Loan Subfacility
Debt Instrument
Senior secured credit facility, maximum borrowing capacity							$ 10,000,000
Convertible Senior Unsecured 2020 Notes
Debt Instrument
Debt instrument, face amount								$ 575,000,000
Proceeds from convertible notes	$ 565,700,000
DiscountRateForFairValueOfLiabilityComponent	4.57%
Debt Instrument, Convertible, Remaining Discount Amortization Period				3 years 2 months 2 days	4 years 2 months 1 day
Amortization of Debt Discount (Premium)				$ 16,912,000	$ 12,891,000
Interest Expense, Debt, Excluding Amortization				7,906,000	6,299,000
Long-term debt, fair value		564,500,000		$ 564,500,000	568,000,000
Debt Instrument, Maturity Date Range, End	Jan. 01, 2020			Jan. 01, 2020
Debt Instrument, Convertible, Conversion Ratio	62.7746			63.2998
Debt Instrument, Convertible, Number of Equity Instruments \| shares	36.1			36.4
Debt Instrument, Convertible, Conversion Price \| $ / shares								$ 15.93
Debt Instrument, Convertible, If-converted Value in Excess of Principal				$ 0
Repurchase price of notes in case of change in control, percentage of face value	100.00%
Payments for Hedge, Financing Activities	$ 86,100,000
Class of Warrant or Right, Exercise Price of Warrants or Rights \| $ / shares								$ 20.65
WarrantsMaturityPeriod	60 days
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Apr. 01, 2020
Proceeds from issuance of warrants	$ 51,200,000
Senior Unsecured 2023 Notes
Debt Instrument
Debt instrument, face amount									$ 300,000,000
Long-term debt, fair value		$ 297,000,000		$ 297,000,000	$ 293,900,000
Debt Instrument, Maturity Date Range, End				Jan. 15, 2023
Repurchase price of notes in case of change in control, percentage of face value				101.00%
Redemption price, percentage of face value				100.00%
Senior Secured 2020 Notes
Debt Instrument
Debt instrument, face amount										$ 300,000,000
Long-term debt, fair value						$ 312,500,000
Debt Instrument, Redemption Price, Percentage				103.438%
Irrevocable deposit								$ 322,200,000
Call premium								10,300,000
Debt Instrument, Increase, Accrued Interest			$ 10,300,000
Unpaid interest deposited to escrow								$ 1,600,000
Call premium cost and original issue discount and debt issuance costs related to lenders that did not participate in refinancing			$ 20,400,000
Trading Price Trigger One [Member] \| Convertible Senior Unsecured 2020 Notes
Debt Instrument
Debt Instrument, Convertible, Threshold Trading Days	20
Debt Instrument, Convertible, Threshold Consecutive Trading Days	30 days
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger	130.00%
Trading Price Trigger Two [Member] \| Convertible Senior Unsecured 2020 Notes
Debt Instrument
Debt Instrument, Convertible, Threshold Trading Days	5
Debt Instrument, Convertible, Threshold Consecutive Trading Days	10 days
Debt Instrument, Convertible, Threshold Percentage of Notes Price Trigger	98.00%
Minimum \| Revolving Credit Facility
Debt Instrument
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.20%
Minimum \| Letter Of Credit Subfacility
Debt Instrument
Line Of Credit Facility Commission Fee Percentage				1.00%
Maximum \| Revolving Credit Facility
Debt Instrument
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.35%
Maximum \| Letter Of Credit Subfacility
Debt Instrument
Line Of Credit Facility Commission Fee Percentage				1.75%