Consolidated Statements Of Stockholders' Equity (Parentheticals) - shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Statement of Stockholders' Equity [Abstract]
Purchase of Common shares for Treasury	80,512
Common shares issued, net shares withheld for taxes	59,113	53,884	39,123