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Commitments and Contingencies Commitments and Contingencies (Tables)
 6 Months Ended
Jun. 30, 2013
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Line of Credit Facilities [Table Text Block]
Our available lines of credit, outstanding standby LOCs, and bonds are as follows:
 
 
June 30, 2013
 
December 31, 2012
 
(in thousands)
Credit facilities(1)
 
 
 
Multicurrency revolving line of credit
$
660,000

 
$
660,000

Long-term borrowings
(140,000
)
 
(140,000
)
Standby LOCs issued and outstanding
(47,037
)
 
(54,328
)
Net available for additional borrowings and LOCs
$
472,963

 
$
465,672

 
 
 
 
Unsecured multicurrency revolving lines of credit with various financial institutions
 
 
 
Multicurrency revolving lines of credit
$
97,456

 
$
67,308

Standby LOCs issued and outstanding
(29,581
)
 
(29,906
)
Short-term borrowings(2)
(2,731
)
 
(851
)
Net available for additional borrowings and LOCs
$
65,144

 
$
36,551


 
 
 
Unsecured surety bonds in force
$
136,934

 
$
164,820


(1) 
See Note 6 for details regarding our secured credit facilities.
(2) 
Short-term borrowings are included in "Other current liabilities" on the Consolidated Balance Sheets.
Schedule of Warranty Accruals [Table Text Block]
A summary of the warranty accrual account activity is as follows:

 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2013
 
2012
 
2013
 
2012
 
(in thousands)
Beginning balance
$
50,754

 
$
77,251

 
$
53,605

 
$
79,536

New product warranties
1,961

 
3,507

 
2,822

 
5,636

Other changes/adjustments to warranties
3,611

 
(3,770
)
 
5,638

 
2,061

Claims activity
(5,289
)
 
(8,255
)
 
(10,388
)
 
(19,575
)
Effect of change in exchange rates
(405
)
 
(2,365
)
 
(1,045
)
 
(1,290
)
Ending balance
50,632

 
66,368

 
50,632

 
66,368

Less: current portion of warranty
24,709

 
42,861

 
24,709

 
42,861

Long-term warranty
$
25,923

 
$
23,507

 
$
25,923

 
$
23,507
Warranty Expense [Table Text Block]
Warranty expense for the three and six months ended June 30 is as follows:
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2013
 
2012
 
2013
 
2012
 
(in thousands)
Total warranty expense
$
5,572

 
$
(263
)
 
$
8,460

 
$
7,697
Schedule of Changes to Unearned Revenue for Extended Warranty [Table Text Block]
A summary of changes to unearned revenue for extended warranty contracts is as follows:
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2013
 
2012
 
2013
 
2012
 
(in thousands)
Beginning balance
$
32,363

 
$
27,140

 
$
31,960

 
$
24,448

Unearned revenue for new extended warranties
1,664

 
2,243

 
2,625

 
5,189

Unearned revenue recognized
(525
)
 
(331
)
 
(995
)
 
(631
)
Effect of change in exchange rates
(107
)
 
(41
)
 
(195
)
 
5

Ending balance
33,395

 
29,011

 
33,395

 
29,011

Less: current portion of unearned revenue for extended warranty
2,472

 
1,572

 
2,472

 
1,572

Long-term unearned revenue for extended warranty within Other long-term obligations
$
30,923

 
$
27,439

 
$
30,923

 
$
27,439
Health Benefit Plan Costs and Incurred But Not Reported Accrual Balance [Table Text Block]
Each reporting period, we expense the costs of our health insurance plan including paid claims, the change in the estimate of incurred but not reported (IBNR) claims, taxes, and administrative fees (collectively, the plan costs).

Plan costs are as follows:
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2013
 
2012
 
2013
 
2012
 
(in thousands)
Plan costs
$
5,662

 
$
7,217

 
$
10,500

 
$
12,878


The IBNR accrual, which is included in wages and benefits payable, is as follows:

 
June 30, 2013
 
December 31, 2012
 
(in thousands)
IBNR accrual
$
2,345

 
$
2,552