Note 19 - Condensed Financial Information of Cathay General Bancorp - Balance Sheets (Details) (Parentheticals) - $ / shares |
Dec. 31, 2016 |
Dec. 31, 2015 |
---|---|---|
Common stock par value (in dollars per share) | $ 0.01 | $ 0.01 |
Common stock shares authorized (in shares) | 100,000,000 | 100,000,000 |
Common stock, shares issued (in shares) | 87,820,920 | 87,002,931 |
Common stock, shares outstanding (in shares) | 79,610,277 | 80,806,116 |
Treasury stock shares (in shares) | 8,210,643 | 6,196,815 |
Parent Company [Member] | ||
Common stock par value (in dollars per share) | $ 0.01 | $ 0.01 |
Common stock shares authorized (in shares) | 100,000,000 | 100,000,000 |
Common stock, shares issued (in shares) | 87,820,920 | 87,002,931 |
Common stock, shares outstanding (in shares) | 79,610,277 | 80,806,116 |
Treasury stock shares (in shares) | 8,210,643 | 6,196,815 |