Quarterly report pursuant to Section 13 or 15(d)

Product Warranty (Reconciliation Of Product Warranties) (Details)

v2.4.0.8
Product Warranty (Reconciliation Of Product Warranties) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Reconciliation of Product Warranty Accrual [Roll Forward]        
Balance at beginning of period $ 10,652 $ 9,683 $ 10,768 $ 10,209
Provision for warranty claims 673 1,269 2,154 2,784
Warranty claims (736) (1,236) (2,265) (3,170)
Other 91 (51) 23 (158)
Balance at end of period $ 10,680 $ 9,665 $ 10,680 $ 9,665