Amount of cumulative effect of the change in accounting principle or new accounting pronouncement on retained earnings or other components of equity or net assets in the statement of financial position as of the beginning of the earliest period presented.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 250
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22580-107794

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 250
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22583-107794

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 250
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22499-107794

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Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	Feb. 28, 2018	Jan. 01, 2018	Dec. 31, 2017
Recent Adopted Accounting Pronouncements
Corporate statutory income tax rate	22.00%	21.00%	35.00%
ASU 2016-09
Deferred Tax Assets
Deferred tax asset	$ 879
ASU 2018-02
Recent Adopted Accounting Pronouncements
Corporate statutory income tax rate		21.00%	35.00%
Reclassification resulted in a decrease to AOCI and an increase to retained earnings	$ 36