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Deposits (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Demand non-interest bearing |  |  |
Domestic | $ 2,002,920 | $ 1,717,286 |
Foreign | 462,830 | 209,732 |
Total demand non-interest bearing | 2,465,750 | 1,927,018 |
Savings and interest bearing demand |  |  |
Domestic | 2,350,872 | 2,221,758 |
Foreign | 516,279 | 485,935 |
Total savings and interest bearing demand | 2,867,151 | 2,707,693 |
$100,000 or more |  |  |
Domestic | 973,824 | 1,022,450 |
Foreign | 1,025,089 | 1,244,018 |
Less than $100,000 |  |  |
Domestic | 601,766 | 664,111 |
Foreign | 353,633 | 380,802 |
Total time, certificates of deposit | 2,954,312 | 3,311,381 |
Total deposits | 8,287,213 | 7,946,092 |
Savings and interest bearing demand |  |  |
Domestic | 4,487 | 6,549 | 7,771
Foreign | 801 | 1,234 | 1,612
Total savings and interest bearing demand | 5,288 | 7,783 | 9,383
$100,000 or more |  |  |
Domestic | 8,263 | 10,299 | 14,839
Foreign | 9,148 | 11,512 | 17,084
Less than $100,000 |  |  |
Domestic | 4,945 | 7,468 | 11,416
Foreign | 1,617 | 2,277 | 3,628
Total time, certificates of deposit | 23,973 | 31,556 | 46,967
Total interest expense on deposits | $ 29,261 | $ 39,339 | $ 56,350

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