Fair Value, Option, Quantitative Disclosures - changes included in net income (Details) (USD $) In Thousands, unless otherwise specified
|
3 Months Ended |
9 Months Ended |
Sep. 30, 2014
|
Sep. 30, 2013
|
Sep. 30, 2014
|
Sep. 30, 2013
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
$ 5,973
|
$ 16,152
|
$ 43,983
|
$ 40,186
|
Fair Value, Option, Credit Risk, Gains (Losses) on Assets |
(299)
|
0
|
770
|
0
|
Equity Securities [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
|
|
|
7,843
|
Fair Value, Option, Credit Risk, Gains (Losses) on Assets |
|
|
|
0
|
Loans Held-for-sale, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
4,327
|
4,854
|
16,486
|
10,162
|
Fair Value, Option, Credit Risk, Gains (Losses) on Assets |
(299)
|
0
|
770
|
0
|
Loans Held-for-investment, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
2,602
|
7,347
|
56,861
|
(11,387)
|
Fair Value, Option, Credit Risk, Gains (Losses) on Assets |
0
|
0
|
0
|
0
|
Borrowings [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
(956)
|
3,951
|
(29,364)
|
33,568
|
Fair Value, Option, Credit Risk, Gains (Losses) on Liabilities |
0
|
0
|
0
|
0
|
Interest Income [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
9,116
|
11,821
|
21,110
|
20,969
|
Interest Income [Member] | Equity Securities [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
|
|
|
0
|
Interest Income [Member] | Loans Held-for-sale, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
5,268
|
9,297
|
12,553
|
15,409
|
Interest Income [Member] | Loans Held-for-investment, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
9,526
|
5,649
|
25,180
|
11,672
|
Marketable Securities, Gain (Loss), Excluding Other than Temporary Impairments [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
0
|
0
|
0
|
7,843
|
Marketable Securities, Gain (Loss), Excluding Other than Temporary Impairments [Member] | Equity Securities [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
|
|
|
7,843
|
Marketable Securities, Gain (Loss), Excluding Other than Temporary Impairments [Member] | Loans Held-for-sale, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
0
|
0
|
0
|
0
|
Marketable Securities, Gain (Loss), Excluding Other than Temporary Impairments [Member] | Loans Held-for-investment, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
0
|
0
|
0
|
0
|
Marketable Securities, Gain (Loss), Excluding Other than Temporary Impairments [Member] | Borrowings [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
0
|
0
|
0
|
0
|
Interest Expense [Member] | Borrowings [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
(5,678)
|
(3,125)
|
(16,623)
|
(6,112)
|
Gain (Loss) on Mortgage Loans [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
(941)
|
(4,443)
|
3,933
|
(5,247)
|
Gain (Loss) on Mortgage Loans [Member] | Equity Securities [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
|
|
|
0
|
Gain (Loss) on Mortgage Loans [Member] | Loans Held-for-sale, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
(941)
|
(4,443)
|
3,933
|
(5,247)
|
Gain (Loss) on Mortgage Loans [Member] | Loans Held-for-investment, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
0
|
0
|
0
|
0
|
Gain (Loss) on Mortgage Loans [Member] | Borrowings [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
0
|
0
|
0
|
0
|
Other Income [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
(2,202)
|
8,774
|
18,940
|
16,621
|
Other Income [Member] | Equity Securities [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
|
|
|
0
|
Other Income [Member] | Loans Held-for-sale, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
0
|
0
|
0
|
0
|
Other Income [Member] | Loans Held-for-investment, Mortgages [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
(6,924)
|
1,698
|
31,681
|
(23,059)
|
Other Income [Member] | Borrowings [Member]
|
|
|
|
|
Fair Value, Option, Quantitative Disclosures [Line Items] |
|
|
|
|
Fair Value, Option, Changes in Fair Value, Gain (Loss) |
$ 4,722
|
$ 7,076
|
$ (12,741)
|
$ 39,680
|