Represents carrying value of the assets set aside to fund potential deferred compensation liabilities.

No definition available.

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Represents costs incurred outside the scope of work on several contacts or in advance of a contract award included in work in process and inventoried costs under long-term contracts.

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Amount to be collected after one year from the balance sheet date (or beyond the operating cycle, if longer) from customers in accordance with the contractual provisions of long-term contracts or programs including amounts billed and unbilled as of the balance sheet date.

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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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For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

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Amounts due for billed 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 Company and, at a minimum, one other party. An example would be amounts billed to customers under contracts or programs but not paid as of the balance sheet date.

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Additions made to capitalized computer software costs during the period.

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The amount of expense in the period for communications and data processing expense.

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Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer).

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No definition available.

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of items purchased for use as components of a finished product or pieces of machinery and equipment plus any items in their natural and unrefined state. This element may be used when the reporting entity combines raw materials and purchased parts into an aggregate amount.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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Amount of advances received from customers under long-term contracts which have been offset against inventories accounts at the balance sheet date.

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Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

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The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

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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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Balance Sheet Details (Details) - USD ($) $ in Thousands	3 Months Ended
Balance Sheet Details (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Oct. 01, 2018	Sep. 30, 2018
Accounts Receivable
Billed	$ 119,943			$ 156,948
Unbilled				242,877
Allowance for doubtful accounts	(1,652)			(1,324)
Total accounts receivable	118,291			398,501
Less estimated amounts not currently due				(6,134)
Current accounts receivable	118,291		$ 155,624	392,367
Inventories
Finished products	7,716			7,099
Work in process and inventoried costs under long-term contracts	49,295			63,169
Materials and purchased parts	35,190			23,710
Customer advances				(9,779)
Net inventories	92,201		$ 61,688	84,199
Costs incurred outside the scope of work or in advance of a contract award	900			900
Deferred Compensation Plan
Deferred compensation	12,000			11,500
Carrying value of Rabbi trust to fund deferred compensation liabilities	$ 5,800			$ 6,400
Software
Capitalized Software
Estimated useful life	P7Y
Addition to capitalized software expenses	$ 500	$ 2,500
Software development expense	$ 800	$ 6,300
Software \| Maximum
Capitalized Software
Estimated useful life	P7Y
Software \| Minimum
Capitalized Software
Estimated useful life	P3Y