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Commitments and Contingencies	6 Months Ended
	Jun. 30, 2019
Commitments And Contingencies Disclosure [Abstract]
Commitments and Contingencies	8. Commitments and Contingencies The Company received notification of a potential liability of $4.3 million associated with the asset purchase agreement completed in August 2018.  Please see Note 10 for further explanation of this possible obligation.

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- Definition

The entire disclosure for commitments and contingencies.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-URI http://asc.fasb.org/topic&trid=2127136

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-URI http://asc.fasb.org/topic&trid=2144648

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