Restructuring Charges (Restructuring and Related Costs) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Restructuring Charges [Abstract]
Severance charges	$ 0	$ 7,246	$ 8,046
Lease termination charges	(3)	4,808	1,060
Asset impairment charges	229	7,530	2,030
Gain on sale of assets held for sale, net	(401)	(766)	(135)
Professional fees and other charges	211	1,767	63
Total restructuring charges	$ 36	$ 20,585	$ 11,064

Restructuring charges, professional fees.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

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- Definition

Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform.

+ References

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- Definition

Amount of gain (loss) on sale or disposal of other assets.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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