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Related-Party Transactions	12 Months Ended
	Dec. 31, 2018
Related Party Transactions [Abstract]
Related-Party Transactions	(20) Related-Party Transactions During the year ended December 31, 2018, there were no related-party transactions. During the year ended December 31, 2017, before the Company became a public company, the Company received repayment of the loan to its then-existing chief executive officer of approximately $0.2 million.  The loan was repaid in June 2017, including interest which accrued at a rate of 0.6%.

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- References

No definition available.

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- Definition

The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-URI http://asc.fasb.org/topic&trid=2122745

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