Fair Value Disclosures - Analysis of Level 3 Assets and Liabilities (Details) - USD ($)
$ in Thousands |
3 Months Ended |
6 Months Ended |
|
May 31, 2022 |
May 31, 2021 |
May 31, 2022 |
May 31, 2021 |
Nov. 30, 2021 |
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of assets from Level 2 to Level 3 |
$ 51,300
|
$ 57,800
|
$ 64,700
|
$ 99,700
|
|
| Transfers of assets from Level 3 to Level 2 |
11,700
|
21,800
|
25,000
|
70,300
|
|
| Transfers of liabilities from Level 2 to Level 3 |
98,200
|
78,100
|
122,600
|
162,900
|
|
| Transfers of liabilities from Level 3 to Level 2 |
28,000
|
154,700
|
44,000
|
17,300
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
30,400
|
45,300
|
51,500
|
148,400
|
|
| Net gains (losses) on Level 3 liabilities (realized and unrealized) |
159,200
|
(7,000)
|
332,300
|
(60,700)
|
|
| Excluded assets from unobservable quantitative information |
32,900
|
|
32,900
|
|
$ 40,800
|
| Excluded liabilities from unobservable quantitative information |
5,100
|
|
5,100
|
|
$ 2,200
|
| CDOs and CLOs |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of assets from Level 2 to Level 3 |
20,000
|
20,100
|
28,800
|
18,200
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
877
|
7,478
|
254
|
10,616
|
|
| Loans and other receivables |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of assets from Level 2 to Level 3 |
15,100
|
20,900
|
9,700
|
58,300
|
|
| Transfers of assets from Level 3 to Level 2 |
3,400
|
|
|
6,700
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
(3,764)
|
2,814
|
(9,814)
|
17,580
|
|
| Other asset-backed securities |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of assets from Level 2 to Level 3 |
15,800
|
13,500
|
14,000
|
10,500
|
|
| Transfers of assets from Level 3 to Level 2 |
|
4,400
|
21,400
|
6,700
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
(781)
|
3,575
|
835
|
6,373
|
|
| Corporate debt securities |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of assets from Level 2 to Level 3 |
|
|
6,700
|
|
|
| Transfers of assets from Level 3 to Level 2 |
3,600
|
|
|
17,500
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
3,550
|
1,292
|
5,631
|
2,466
|
|
| Net gains (losses) on Level 3 liabilities (realized and unrealized) |
3,588
|
22
|
11
|
(1,349)
|
|
| Corporate equity securities |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of assets from Level 2 to Level 3 |
|
|
5,600
|
11,000
|
|
| Transfers of assets from Level 3 to Level 2 |
3,100
|
|
|
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
35,581
|
7,997
|
36,463
|
11,299
|
|
| Net gains (losses) on Level 3 liabilities (realized and unrealized) |
234
|
(42)
|
3,592
|
(64)
|
|
| Residential mortgage-backed securities |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of assets from Level 3 to Level 2 |
|
15,300
|
|
14,700
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
(47)
|
205
|
(111)
|
33
|
|
| Net derivatives |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of liabilities from Level 2 to Level 3 |
66,200
|
50,500
|
80,800
|
134,800
|
|
| Transfers of liabilities from Level 3 to Level 2 |
20,000
|
154,200
|
5,000
|
17,300
|
|
| Net gains (losses) on Level 3 liabilities (realized and unrealized) |
9,100
|
8,965
|
88,018
|
(16,813)
|
|
| Structured notes |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of liabilities from Level 2 to Level 3 |
23,000
|
27,400
|
37,000
|
27,700
|
|
| Transfers of liabilities from Level 3 to Level 2 |
3,300
|
|
38,900
|
|
|
| Loans |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of liabilities from Level 2 to Level 3 |
9,100
|
|
4,800
|
|
|
| Net gains (losses) on Level 3 liabilities (realized and unrealized) |
(10)
|
7
|
15
|
(1,441)
|
|
| Investments at fair value |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Transfers of assets from Level 3 to Level 2 |
|
|
|
24,200
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
1,576
|
26,775
|
33,310
|
103,032
|
|
| Commercial mortgage-backed securities |
|
|
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
|
|
| Net gains (losses) on Level 3 assets (realized and unrealized) |
(439)
|
201
|
(463)
|
158
|
|
| Net gains (losses) on Level 3 liabilities (realized and unrealized) |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
|