Summary of Significant Accounting Policies (Details)	Sep. 30, 2019	Dec. 31, 2018	Sep. 30, 2018
Accounting Policies [Abstract]
Percentage of FIFO Inventory	49.00%	57.00%	49.00%
Percentage of Weighted Average Cost Inventory	51.00%	43.00%	51.00%

The percentage of weighted average cost inventory present at the reporting date when inventory is valued using different valuation methods.

No definition available.

Name:	us-gaap_PercentageOfWeightedAverageCostInventory
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant