Rendering

Component: (Network and Table)
Network
2418402 - Disclosure - Warranties Changes in accrued product warranties (Details)
(http://www.aei.com/role/WarrantiesChangesInAccruedProductWarrantiesDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000927003 (http://www.sec.gov/CIK)
Product Warranties Disclosures [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Product Warranties Disclosures [Abstract]
 
 
 
Movement in Standard Product Warranty Accrual [Roll Forward]
 
 
 
Balances at beginning of period
1,633,000  
1,612,000  
3,187,000  
Product Warranty Accrual, Additions from Business Acquisition
0  
0  
260,000  
Increases to accruals related to sales during the period
1,802,000  
1,071,000  
788,000  
Product Warranty Expense
(1,058,000) 
(1,040,000) 
(2,618,000) 
Product Warranty Accrual, Foreign Exchange Impact
(48,000) 
(10,000) 
(5,000) 
Balances at end of period
2,329,000  
 
1,633,000  
 
1,612,000