Reserve for additional anticipated losses.

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Write-off deffered contract Costs.

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No definition available.

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- Definition

Additions made to capitalized computer software costs during the period.

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- Definition

The weighted average interest rate charged on contract receivables maturing after one year.

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- Definition

Costs incurred and are directly related to generating contract revenues.

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- Definition

The amount for overfunded plans recognized in the balance sheet as a noncurrent asset associated with a defined benefit pension plan or other postretirement defined benefit plan.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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No definition available.

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Describes the term of the registration payment arrangement.

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The amount of compensation earned (contract income) under a research and development arrangement accounted for as a contract to perform research and development for others.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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Accounting Policies (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Customer-funded research and development															$ 400
Research expense													$ 28,800	$ 31,700	32,400
Capitalized salaries, travel, and consulting costs related to software development													1,200	1,300
Defined benefit pension plan assets	$ 7,800				$ 10,400								7,800	10,400
Gross profit	$ 77,400	$ 72,400	$ 78,300	$ 72,500	71,700	$ 75,700	$ 54,600	$ 76,700	$ 72,900	$ 68,600	$ 75,300	$ 74,800	$ 300,568	278,686	291,635
Recorded Charge on BR contract														14,000
Write-off deffered contract Costs														10,900
Reserve for additional anticipated losses														3,100
Interest rate on contract receivables	2.00%												2.00%
Extended payment term of receivables													over a 10 year period starting in 2020
Contracts Accounted for under Percentage of Completion [Member]
Gross profit													$ 1,500	400	$ (600)
Financial Assets [Member]
Defined benefit pension plan assets	$ 6,500				800								$ 6,500	800
Albany Safran Composites, LLC [Member]
Ownership interest in ASC	90.00%												90.00%
Russia Entity [Member]
Interest in foreign subsidiaries	50.00%												50.00%
Equity method investment	$ 400				$ 400								$ 400	$ 400