Stock Purchase and Option Plans (Tables)

12 Months Ended

Dec. 31, 2014

Stock Purchase and Option Plans [Abstract]

Summary of stock issuances

The table below provides detail of the stock issuances for 2014, 2013 and 2012:

Effective	Number of Shares	Vesting		Value
Date	Issued	Date	Period	Per Share
5/8/2012	20,119	5/8/2013	7/1/2012 - 6/30/2013	$21.87
5/7/2013	18,106	5/7/2014	7/1/2013 - 6/30/2014	$24.30
5/8/2014	17,237	5/8/2015	7/1/2014 - 6/30/2015	$25.53