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Subsequent Event (Notes)	12 Months Ended
Subsequent Event (Notes)	Dec. 31, 2015
Subsequent Events [Abstract]
Subsequent Events [Text Block]	Subsequent Event On January 19, 2016, we signed a BPA with Green Machines International GmbH and affiliates, subsidiaries of M&F, which is also parent company of the master distributor of our products in Central Eastern Europe, Middle East and Africa, TCS EMEA GmbH, for the sale of our Green Machines outdoor city cleaning line. Per the BPA, the sale officially closed on January 31, 2016. Further details regarding the sale of our Green Machines outdoor city cleaning line are discussed in Note 6.