XML 22 R7.htm IDEA: XBRL DOCUMENT v3.3.1.900
CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Statement of Stockholders' Equity [Abstract]      
Cash dividends per common share $ 0.18 $ 0.20 $ 0.2