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Stock plans (Tables)

12 Months Ended

Dec. 31, 2017

Stock plans

Schedule of activity related to restricted stock

Year Ended December 31		2017		2016		2015
Nonvested, January 1		12,362		14,309		14,309
Granted shares		2,362
Vested shares		10,542		1,947
Forfeited shares
Nonvested, December 31		4,182		12,362		14,309

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- References

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- Definition

Tabular disclosure of the changes in outstanding nonvested restricted stock units.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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