|
Consolidated Statements of Stockholders' Equity (Parenthetical) (USD $)
|
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2010
|
|
| Cash dividends declared per share | $ 0.08 | $ 0.08 | $ 0.08 |
|
Retained Earnings
|
|||
| Cash dividends declared per share | $ 0.08 | $ 0.08 | $ 0.08 |