Quarterly report pursuant to Section 13 or 15(d)

Product Warranty (Reconciliation Of Product Warranties) (Details)

v2.4.1.9
Product Warranty (Reconciliation Of Product Warranties) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Reconciliation of Product Warranty Accrual [Roll Forward]    
Balance at beginning of period $ 11,148us-gaap_StandardProductWarrantyAccrual $ 10,768us-gaap_StandardProductWarrantyAccrual
Provision for warranty claims 1,465us-gaap_StandardProductWarrantyAccrualWarrantiesIssued 1,481us-gaap_StandardProductWarrantyAccrualWarrantiesIssued
Warranty claims (1,386)us-gaap_StandardProductWarrantyAccrualPayments (1,529)us-gaap_StandardProductWarrantyAccrualPayments
Other (354)us-gaap_StandardProductWarrantyAccrualCurrencyTranslationIncreaseDecrease (68)us-gaap_StandardProductWarrantyAccrualCurrencyTranslationIncreaseDecrease
Balance at end of period $ 10,873us-gaap_StandardProductWarrantyAccrual $ 10,652us-gaap_StandardProductWarrantyAccrual