Quarterly report pursuant to Section 13 or 15(d)

Restructuring Costs (Detail Textuals)

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Restructuring Costs (Detail Textuals) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]    
Accrual balance for restructuring costs for severance and other employee-related costs $ (11,052)us-gaap_RestructuringReserve $ (7,956)us-gaap_RestructuringReserve
Current period expense 4,664us-gaap_RestructuringCharges  
Marketing, general and administrative expense    
Restructuring Cost and Reserve [Line Items]    
Current period expense $ 4,664us-gaap_RestructuringCharges
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= us-gaap_GeneralAndAdministrativeExpenseMember