Summary of Significant Accounting Policies (Details 1)	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Sales [Member]
Percentage of Sales	73.80%	73.10%
Sales [Member] \| Customer 1 [Member]
Percentage of Sales	31.40%	34.50%
Sales [Member] \| Customer 2 [Member]
Percentage of Sales	28.80%	28.60%
Sales [Member] \| Customer 3 [Member]
Percentage of Sales	13.60%	10.00%
Receivables [Member]
Percentage of Sales	57.00%	64.50%
Receivables [Member] \| Customer 1 [Member]
Percentage of Sales	35.50%	38.30%
Receivables [Member] \| Customer 2 [Member]
Percentage of Sales	21.50%	26.20%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13531-108611

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
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-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13537-108611

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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