Potential Compensation Expense for Performance Based Shares If Performance Goals Are Met

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- Definition

Share-based compensation by share-based payment award, equity awards other than options, target amount of performance shares

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No definition available.

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For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit.

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Unrecognized cost of unvested options awarded to employees as compensation.

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- Definition

Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement.

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Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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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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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Price of a single share of a number of saleable stocks of a company.

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Stock-Based Awards - Narratives (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended	6 Months Ended	12 Months Ended
	Feb. 25, 2019	Apr. 27, 2019	Jan. 27, 2018	Jan. 26, 2019	Jul. 29, 2017	Jul. 30, 2016	Jan. 28, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Accounts Receivable, Net, Current			$ 318,684	$ 625,258			$ 630,400
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant				1,201,611
Accounts Receivable, Net			318,700	$ 625,258			$ 630,400
Bad debt expense, net			(38)	27
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation			7,800	200	$ 8,385	$ 13,003
Proceeds from stock options exercised			745	$ 871	1,449	2,745
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Price				$ 59.18
Share based compensation intrinsic value			4,500	$ 5,700	7,800	15,000
Unrecognized compensation expense related to stock options				$ 2,500
Total compensation cost not yet recognized, period for recognition				2 years 2 months 1 day
Proceeds from stock options exercised			$ 700	$ 900	1,400	2,700
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense related to stock options				$ 9,000
Total compensation cost not yet recognized, period for recognition				2 years 5 months 1 day
Granted (in shares)				62,477
Forfeited or canceled (in shares)				6,673
Shares outstanding (in shares)			133,896	126,470
Share units vested (in shares)				63,230
Share based compensation vested in period			$ 37,700	$ 15,300	$ 33,200	$ 39,100
Performance RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense related to stock options				$ 16,700
Total compensation cost not yet recognized, period for recognition				1 year 1 day
Compensation expense				$ 10,300
RSUs outstanding (in shares)				158,841
Granted (in shares)				218,628
Forfeited or canceled (in shares)				58,462
Shares outstanding (in shares)			390,327	377,354
Share units vested (in shares)				173,139
Performance RSUs \| Scenario, Forecast
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Forfeited or canceled (in shares)		23,384
Target Share Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding (in shares)				273,219
Supplemental Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)				59,787
Forfeited or canceled (in shares)				24,689
Shares outstanding (in shares)				104,135
Supplemental Shares \| Scenario, Forecast
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Forfeited or canceled (in shares)		15,385
Windstream
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Accounts Receivable, Net				$ 45,000
Subsequent Event \| Windstream
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Bad debt expense, net	$ 17,200