Other Long-Term Liabilities (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Other long-term liabilities [Abstract]
Multiemployer pension withdrawal	$ 31,683	$ 0
Deferred compensation	3,574	4,037
Restructuring reserve	1,941	2,478
Reserve for uncertain tax positions	2,343	1,608
Reserve for filing penalties	1,379	1,351
Employment tax reserve	1,018	1,379
Vacant property reserve	880	843
Deferred revenue	439	1,884
Facility exit reserve	204	139
Acquisition contingent consideration	0	239
Other	75	253
Total	43,536	14,211
Income (expense) from vacant property and exit reserve adjustments	(476)	1,034
Increase (decrease) in goodwill due to exit reserve reductions		$ (167)

Element represents the details about reserves for the employment tax.

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- Definition

Element represents the income expense from vacant property and exit reserve adjustments during the period.

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Aggregate carrying value as of the balance sheet date of the liabilities for multiemployer pension withdrawal payable beyond one year (or the operating cycle, if longer).

+ References

No definition available.

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Element represents the details about reserves created for facility exit reserve to other long term liability.

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Element represents the details about reserves created for vacant property related to other long term liability.

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- Definition

Other noncurrent obligations not separately disclosed in the balance sheet. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer).

+ References

No definition available.

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- Definition

Element represents the details about reserves created for filing penalties.

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No definition available.

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- Definition

Noncurrent portion of the fair value as of the acquisition date of potential payments under the contingent consideration arrangement, including cash and shares as applicable.

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No definition available.

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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).

+ References

No definition available.

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- Definition

The noncurrent portion of deferred revenue amount as of balance sheet date. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized, and is not expected to be recognized in the next twelve months. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 43

-Section A

-Paragraph 7, 8

-Chapter 3

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-Paragraph 6

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 13

-Section A

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- Definition

Change in the carrying value of goodwill. The change could be the result of new goodwill acquired, goodwill impairment, if any, goodwill written off related to the sale of a business or other adjustments to goodwill.

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-SubTopic 20

-Section 50

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The noncurrent portion of the amount recognized for uncertain tax positions as of the balance sheet date.

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-Publisher FASB

-Name Accounting Standards Codification

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-Name FASB Interpretation (FIN)

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Aggregate carrying amount, as of the balance sheet date, of noncurrent obligations not separately disclosed in the balance sheet. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer).

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Carrying amount as of the balance sheet date of known and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid after one year or beyond the next operating cycle, if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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-Name Staff Accounting Bulletin (SAB)

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