Contingencies Contingencies (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014
Loss Contingencies [Line Items]
Additional warranty expense accrued related to recall	$ 11,493
Field action under review
Loss Contingencies [Line Items]
Additional warranty expense accrued related to recall	6,559
Number of reported incidents	5
Warranty related sieve bed recall
Loss Contingencies [Line Items]
Additional warranty expense accrued related to recall	2,057
Warranty related recall
Loss Contingencies [Line Items]
Additional warranty expense accrued related to recall	2,877
Europe
Loss Contingencies [Line Items]
Additional warranty expense accrued related to recall	3,395
North America/HME
Loss Contingencies [Line Items]
Additional warranty expense accrued related to recall	3,164
North America/HME | Warranty related recall
Loss Contingencies [Line Items]
Additional warranty expense accrued related to recall	1,612
Asia/Pacific | Warranty related recall
Loss Contingencies [Line Items]
Additional warranty expense accrued related to recall	$ 1,265