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Facilities Realignment (Details) (USD $)
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3 Months Ended | 12 Months Ended | 36 Months Ended | 37 Months Ended | 38 Months Ended | 47 Months Ended | 3 Months Ended | 12 Months Ended | 53 Months Ended | 77 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | |||||||||||
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Dec. 31, 2011
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Dec. 31, 2012
sqft
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Dec. 31, 2011
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Dec. 31, 2007
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Feb. 28, 2015
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Jan. 31, 2016
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Feb. 28, 2016
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Nov. 30, 2016
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Mar. 31, 2012
sqft
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Sep. 30, 2011
sqft
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Dec. 31, 2010
Sales Services [Member]
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Jun. 30, 2010
Sales Services [Member]
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Sep. 30, 2009
Sales Services [Member]
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Dec. 31, 2012
Sales Services [Member]
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Dec. 31, 2011
Sales Services [Member]
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Dec. 31, 2009
Sales Services [Member]
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Jan. 31, 2016
Sales Services [Member]
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Jan. 31, 2016
Sales Services [Member]
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Dec. 31, 2012
Marketing Services [Member]
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Dec. 31, 2012
Marketing Services [Member]
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Dec. 31, 2012
Segment, Discontinued Operations [Member]
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Dec. 31, 2012
Segment, Discontinued Operations [Member]
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Dec. 31, 2011
Segment, Discontinued Operations [Member]
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Dec. 31, 2010
Segment, Discontinued Operations [Member]
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Dec. 31, 2009
Segment, Discontinued Operations [Member]
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| Restructuring Cost and Reserve [Line Items] | |||||||||||||||||||||||||
| Facilities realignment | $ 706,000 | $ 392,000 | $ 1,000,000 | $ 1,400,000 | $ 600,000 | $ 800,000 | $ 3,900,000 | $ 600,000 | $ 637,000 | $ 400,000 | $ 78,000 | $ 392,000 | $ 300,000 | $ 1,400,000 | |||||||||||
| Asset Impairment Charges | 23,517,000 | 0 | 400,000 | 1,500,000 | 100,000 | 69,000 | 100,000 | 600,000 | 700,000 | ||||||||||||||||
| Net Rentable Area | 9,000 | 6,700 | 47,000 | ||||||||||||||||||||||
| Operating Leases, Rent Expense, Sublease Rentals | 300,000 | 5,100,000 | 200,000 | 2,500,000 | 2,200,000 | 2,300,000 | |||||||||||||||||||
| Restructuring Reserve, Current | 1,800,000 | 1,500,000 | 1,800,000 | ||||||||||||||||||||||
| Increase (Decrease) in Restructuring Reserve | 715,000 | ||||||||||||||||||||||||
| Restructuring Costs and Asset Impairment Charges | 784,000 | 706,000 | |||||||||||||||||||||||
| Restructuring | 2,679,000 | 1,785,000 | 2,679,000 | ||||||||||||||||||||||
| Restructuring Reserve [Roll Forward] | |||||||||||||||||||||||||
| Restructuring Reserve, Balance at beginning of the period | 4,489,000 | 6,301,000 | 3,279,000 | 3,279,000 | 3,279,000 | 3,417,000 | 5,029,000 | 1,072,000 | 1,272,000 | ||||||||||||||||
| Accretion Expense | 142,000 | 161,000 | 112,000 | 132,000 | 30,000 | 27,000 | |||||||||||||||||||
| Accretion Expense, Including Asset Retirement Obligations | 159,000 | ||||||||||||||||||||||||
| Restructuring Reserve, Accrual Adjustment | 715,000 | 206,000 | 0 | (158,000) | 637,000 | 78,000 | 364,000 | ||||||||||||||||||
| Payments for Restructuring | 16,000 | (2,067,000) | (2,177,000) | (1,502,000) | (1,586,000) | (565,000) | (591,000) | ||||||||||||||||||
| Restructuring Reserve, Balance at end of the period | $ 4,489,000 | $ 3,279,000 | $ 4,489,000 | $ 5,029,000 | $ 2,027,000 | $ 3,417,000 | $ 637,000 | $ 637,000 | $ 615,000 | $ 615,000 | $ 1,072,000 | $ 1,272,000 | |||||||||||||