Warranty	6 Months Ended
Jun. 30, 2016
Product Warranties Disclosures [Abstract]
Warranty	Warranty Warranty reserve, as a percentage of sales, is generally calculated by looking at the current twelve months’ expenses and prorating that amount based on twelve months’ sales with a ninety-day to six-month lag period. The Company’s historical experience is that an end-user takes approximately 90 days to six months from the receipt of the unit to file a warranty claim. A warranty reserve is established for each different marketing group. Reserve balances are evaluated on a quarterly basis and adjustments made when required. The current liability warranty reserve balance was $5,133,000 at June 30, 2016 and $5,566,000 at December 31, 2015. The decrease was mainly from the Company's U.S. Operations.

Warranty

6 Months Ended

Jun. 30, 2016

Product Warranties Disclosures [Abstract]

Warranty reserve, as a percentage of sales, is generally calculated by looking at the current twelve months’ expenses and prorating that amount based on twelve months’ sales with a ninety-day to six-month lag period. The Company’s historical experience is that an end-user takes approximately 90 days to six months from the receipt of the unit to file a warranty claim. A warranty reserve is established for each different marketing group. Reserve balances are evaluated on a quarterly basis and adjustments made when required.

The current liability warranty reserve balance was $5,133,000 at June 30, 2016 and $5,566,000 at December 31, 2015. The decrease was mainly from the Company's U.S. Operations.