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Shareholders' Equity (Details) - USD ($) $ in Thousands	Jan. 20, 2016	Jun. 30, 2017
Retained Earnings [Member] | Accounting Standards Update 2016-09 [Member] | Impact Of Forfeitures On Compensation Cost [Member]
Equity, Class of Treasury Stock [Line Items]
Cumulative-effect adjustment		$ (238)
Additional Paid In Capital [Member] | Accounting Standards Update 2016-09 [Member] | Impact Of Forfeitures On Compensation Cost [Member]
Equity, Class of Treasury Stock [Line Items]
Cumulative-effect adjustment		379
On-X Agreement [Member]
Equity, Class of Treasury Stock [Line Items]
Common shares issued	3,703,699
Common stock value issued in business combination	$ 34,600
Deferred Tax Assets [Member] | Accounting Standards Update 2016-09 [Member] | Impact Of Forfeitures On Compensation Cost [Member]
Equity, Class of Treasury Stock [Line Items]
Cumulative-effect adjustment		$ 141

X

- Definition

Number of shares of equity interests issued or issuable to acquire entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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- Definition

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

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