Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Shareholders' Equity (Parenthetical)

v3.3.1.900
Consolidated Statements of Shareholders' Equity (Parenthetical) - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Statement of Stockholders' Equity [Abstract]      
Dividends ($ per common share) $ 0.525 $ 0.45 $ 0.10