Commitments And Contingencies (Details)					1 Months Ended
	Oct. 16, 2018 USD ($)	Apr. 26, 2017 complaint	Aug. 17, 2016 complaint	Aug. 19, 2015 USD ($) retailer distributor	Dec. 29, 2016 complaint
Securities Complaints [Member]
Loss Contingencies [Line Items]
Number of complaints			3
Derivative Complaints [Member]
Loss Contingencies [Line Items]
Number of complaints					2
Barnes Complaint [Member]
Loss Contingencies [Line Items]
Number of complaints		2
Center for Environmental Health [Member]
Loss Contingencies [Line Items]
Number of retailers | retailer				5
Number of distributors | distributor				1
Damages sought, per day | $				$ 2,500
Amount awarded to CEH | $	$ 588,000