Quarterly report pursuant to Section 13 or 15(d)

Product Warranty (Reconciliation Of Product Warranties) (Details)

v3.5.0.2
Product Warranty (Reconciliation Of Product Warranties) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Reconciliation of Product Warranty Accrual [Roll Forward]        
Balance at beginning of period $ 11,653 $ 10,966 $ 11,487 $ 11,148
Provision for warranty claims 922 921 3,360 3,246
Warranty claims (462) (478) (2,894) (2,711)
Other 76 (138) 236 (412)
Balance at end of period $ 12,189 $ 11,271 $ 12,189 $ 11,271