Business Combination (Narrative) (Details) $ in Thousands	3 Months Ended	6 Months Ended
Mar. 02, 2019 USD ($)	Mar. 02, 2019 USD ($) entity	Sep. 01, 2018 USD ($)
Business Acquisition [Line Items]
Number of subsidiaries involved in acquisition \| entity		2
Goodwill	$ 677,501	$ 677,501	$ 674,998
Loans to related parties	2,850	2,850
Integration and acquisition related expenses	158	$ 158
MSC Mexico [Member]
Business Acquisition [Line Items]
Ownership interest in subsidiary		75.00%
TAC [Member]
Business Acquisition [Line Items]
Payments to acquire business		$ 13,911
Acquired intangible assets	6,200	$ 6,200
Acquired intangible assets useful life		9 years
Goodwill	2,872	$ 2,872
Revenue of acquiree	2,941	2,941
Income of acquiree	$ 31	31
Post-closing working capital adjustment paid out		$ 2,286

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Ownership interest in subsidiary

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related costs which have been expensed.

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For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Cash outflow representing an adjustment to the purchase price of a previous acquisition.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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