Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) - $ / shares |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Dividends paid, per share | $ 0.52 | $ 0.44 | $ 0.42 |
| Retained Earnings [Member] | |||
| Dividends paid, per share | $ 0.52 | $ 0.44 | $ 0.42 |