XML 55 R40.htm IDEA: XBRL DOCUMENT v3.6.0.2
Product Warranties (Details)
12 Months Ended
Dec. 31, 2016
USD ($)
Product Warranty Liability [Line Items]  
Warranty liability, beginning of year $ 0
Accruals 283,000
Payments (70,000)
Adjustments and other 0
Warranty liability, end of year $ 213,000