Quarterly report pursuant to Section 13 or 15(d)

Product Warranty (Reconciliation Of Product Warranties) (Details)

v3.4.0.3
Product Warranty (Reconciliation Of Product Warranties) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Reconciliation of Product Warranty Accrual [Roll Forward]    
Balance at beginning of period $ 11,487 $ 11,148
Provision for warranty claims 1,543 1,465
Warranty claims (1,527) (1,386)
Other 230 (354)
Balance at end of period $ 11,733 $ 10,873