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Fair Values of Financial Instruments (Tables)
3 Months Ended
Mar. 31, 2013
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
The following table provides a summary of the company’s assets and liabilities that are measured on a recurring basis (in thousands).
 
 
 
Basis for Fair Value Measurements at Reporting Date
 
 
Quoted Prices in Active
Markets for Identical
Assets / (Liabilities)
 
Significant
Other
Observable
Inputs
 
Significant
Other
Unobservable
Inputs
Total
 
Level I
 
Level II
 
Level III
March 31, 2013:
 
 
 
 
 
 
 
Forward Exchange Contracts—net
$
(330
)
 

 
$
(330
)
 

Interest Rate Swap Agreements—net
(120
)
 

 
(120
)
 

December 31, 2012:
 
 
 
 
 
 
 
Forward Exchange Contracts—net
$
5

 

 
$
5

 

Interest Rate Swap Agreements—net
(316
)
 

 
(316
)
 

Fair Value, by Balance Sheet Grouping [Table Text Block]
The carrying values and fair values of the company’s financial instruments are as follows (in thousands):
 
March 31, 2013
 
December 31, 2012
 
Carrying
Value
 
Fair Value
 
Carrying
Value
 
Fair Value
Cash and cash equivalents
$
25,081

 
$
25,081

 
$
38,791

 
$
38,791

Other investments
1,190

 
1,190

 
1,171

 
1,171

Installment receivables, net of reserves
2,465

 
2,465

 
2,594

 
2,594

Long-term debt (including current maturities of long-term debt)
(116,618
)
 
(115,392
)
 
(234,802
)
 
(234,072
)
Forward contracts in Other Current Assets
2,031

 
2,031

 
1,062

 
1,062

Forward contracts in Accrued Expenses
(2,361
)
 
(2,361
)
 
(1,057
)
 
(1,057
)
Interest rate swap agreements in Accrued Expenses
(120
)
 
(120
)
 
(316
)
 
(316
)