Long-Term Debt And Other Financing (Schedule of Long-Term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Long-term debt current and noncurrent	$ 89,796	$ 106,742
Less: current portion of long-term debt	3,000	1,500
Long-term debt	86,796	105,242
Term loan [Member]
Debt Instrument [Line Items]
Long-term debt current and noncurrent	18,500	20,000
Revolving credit facility [Member]
Debt Instrument [Line Items]
Long-term debt current and noncurrent	49,350	64,350
Convertible notes [Member]
Debt Instrument [Line Items]
Long-term debt current and noncurrent	20,000	20,000
Swing loan credit facility [Member]
Debt Instrument [Line Items]
Long-term debt current and noncurrent	$ 1,946	$ 2,392