Quarterly report pursuant to Section 13 or 15(d)

Warranty (Schedule Of Warranty) (Details)

v2.4.0.8
Warranty (Schedule Of Warranty) (Details) (USD $)
6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Warranty [Abstract]    
Beginning Balance $ 590,000 $ 634,000
Amounts charged to expense 149,000 98,000
Actual warranty costs paid (147,000) (145,000)
Ending balance $ 592,000 $ 587,000