|12 Months Ended|
Dec. 31, 2017
|Accounts Payable and Accrued Liabilities, Current [Abstract]|
Note 8 Accrued Expenses
Accrued expenses consisted of the following:
The changes in warranty reserve were as follows:
The entire disclosure for accounts payable, accrued expenses, and other liabilities that are classified as current at the end of the reporting period.
No definition available.