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Commitments and Contingencies (Tables)
3 Months Ended
Mar. 31, 2014
Commitments and Contingencies [Abstract]  
Schedule of Product Warranty Liability

The following provides a reconciliation of changes in product warranty and recall liability: 

 

 

 

 

 

 

Three months ended March 31

 

2014 

 

2013 

Product warranty and recall at beginning of period

$

6,481 

$

6,107 

Accruals for products shipped during period

 

1,190 

 

1,079 

Aggregate changes in pre-existing liabilities due to claim developments

 

264 

 

529 

Settlements made during the period (in cash or in kind)

 

(540)

 

(1,498)

Product warranty and recall at end of period

$

7,395 

$

6,217