Revenue, Remaining Performance Obligation, Excluding Non-Cancellable, Recognized Over Twelve Month Period, Percent

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- Definition

Revenue, Remaining Performance Obligation, Non-Cancellable, Amount

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Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer.

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Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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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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- Definition

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

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Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.

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Summary of Significant Accounting Policies - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2019	Jan. 31, 2018	Nov. 01, 2018	Oct. 31, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Retained earnings	$ 2,820,910			$ 2,543,688
Decrease to unbilled receivables	(36,922)			(36,699)
Contract assets	167,729			126,897
Decrease in deferred revenue	(1,325,214)			$ (1,104,110)
Capitalized incremental costs to obtain contracts	95,700
Revenue recognized	487,100
Unsatisfied or partly unsatisfied performance obligations	4,300,000
Non-cancellable FSA commitments	$ 432,500
Performance obligations recognized over next 12 months	50.00%
Amortization of capitalized costs to obtain revenue contracts	$ 12,793	$ 0
Adjustments \| Accounting Standards Update 2014-09
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Retained earnings	$ (285,452)		$ 265,100
Decrease to unbilled receivables			27,400
Contract assets			126,900
Decrease in deferred revenue			165,600
Capitalized incremental costs to obtain contracts			73,800
Deferred tax liabilities			$ 81,400