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Loans Receivable and Allowance for Credit Losses (Aging Analysis on Loans Held-for-Investment) (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | $ 197,790 | $ 215,154
Total | 40,071,499 | 38,390,955
Current Accruing Loans |  |
Nonaccrual and Past Due Loans |  |
Total | 39,818,404 | 38,125,211
Total Accruing Past Due Loans |  |
Nonaccrual and Past Due Loans |  |
Total | 55,305 | 50,590
Accruing Loans 30-59 Days Past Due |  |
Nonaccrual and Past Due Loans |  |
Total | 52,436 | 44,136
Accruing Loans 60-89 Days Past Due |  |
Nonaccrual and Past Due Loans |  |
Total | 2,869 | 6,454
Commercial lending |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 164,798 | 184,153
Total | 29,182,304 | 28,440,027
Commercial lending | Commercial and industrial (“C&I”) |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 83,225 | 133,939
Total | 13,790,461 | 13,631,726
Commercial lending | Commercial real estate (“CRE”) |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 58,780 | 46,546
Total | 11,711,369 | 11,174,611
Commercial lending | Real estate loan | Multifamily residential |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 2,893 | 3,668
Total | 3,219,796 | 3,033,998
Commercial lending | Construction and land |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 19,900 | 0
Total | 460,678 | 599,692
Commercial lending | Total CRE |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 81,573 | 50,214
Total | 15,391,843 | 14,808,301
Commercial lending | Current Accruing Loans |  |
Nonaccrual and Past Due Loans |  |
Total | 28,980,913 | 28,224,064
Commercial lending | Current Accruing Loans | Commercial and industrial (“C&I”) |  |
Nonaccrual and Past Due Loans |  |
Total | 13,677,054 | 13,488,070
Commercial lending | Current Accruing Loans | Commercial real estate (“CRE”) |  |
Nonaccrual and Past Due Loans |  |
Total | 11,647,942 | 11,127,690
Commercial lending | Current Accruing Loans | Real estate loan | Multifamily residential |  |
Nonaccrual and Past Due Loans |  |
Total | 3,215,139 | 3,028,512
Commercial lending | Current Accruing Loans | Construction and land |  |
Nonaccrual and Past Due Loans |  |
Total | 440,778 | 579,792
Commercial lending | Current Accruing Loans | Total CRE |  |
Nonaccrual and Past Due Loans |  |
Total | 15,303,859 | 14,735,994
Commercial lending | Total Accruing Past Due Loans |  |
Nonaccrual and Past Due Loans |  |
Total | 36,593 | 31,810
Commercial lending | Total Accruing Past Due Loans | Commercial and industrial (“C&I”) |  |
Nonaccrual and Past Due Loans |  |
Total | 30,182 | 9,717
Commercial lending | Total Accruing Past Due Loans | Commercial real estate (“CRE”) |  |
Nonaccrual and Past Due Loans |  |
Total | 4,647 | 375
Commercial lending | Total Accruing Past Due Loans | Real estate loan | Multifamily residential |  |
Nonaccrual and Past Due Loans |  |
Total | 1,764 | 1,818
Commercial lending | Total Accruing Past Due Loans | Construction and land |  |
Nonaccrual and Past Due Loans |  |
Total | 0 | 19,900
Commercial lending | Total Accruing Past Due Loans | Total CRE |  |
Nonaccrual and Past Due Loans |  |
Total | 6,411 | 22,093
Commercial lending | Accruing Loans 30-59 Days Past Due |  |
Nonaccrual and Past Due Loans |  |
Total | 36,559 | 31,086
Commercial lending | Accruing Loans 30-59 Days Past Due | Commercial and industrial (“C&I”) |  |
Nonaccrual and Past Due Loans |  |
Total | 30,148 | 8,993
Commercial lending | Accruing Loans 30-59 Days Past Due | Commercial real estate (“CRE”) |  |
Nonaccrual and Past Due Loans |  |
Total | 4,647 | 375
Commercial lending | Accruing Loans 30-59 Days Past Due | Real estate loan | Multifamily residential |  |
Nonaccrual and Past Due Loans |  |
Total | 1,764 | 1,818
Commercial lending | Accruing Loans 30-59 Days Past Due | Construction and land |  |
Nonaccrual and Past Due Loans |  |
Total | 0 | 19,900
Commercial lending | Accruing Loans 30-59 Days Past Due | Total CRE |  |
Nonaccrual and Past Due Loans |  |
Total | 6,411 | 22,093
Commercial lending | Accruing Loans 60-89 Days Past Due |  |
Nonaccrual and Past Due Loans |  |
Total | 34 | 724
Commercial lending | Accruing Loans 60-89 Days Past Due | Commercial and industrial (“C&I”) |  |
Nonaccrual and Past Due Loans |  |
Total | 34 | 724
Commercial lending | Accruing Loans 60-89 Days Past Due | Commercial real estate (“CRE”) |  |
Nonaccrual and Past Due Loans |  |
Total | 0 | 0
Commercial lending | Accruing Loans 60-89 Days Past Due | Real estate loan | Multifamily residential |  |
Nonaccrual and Past Due Loans |  |
Total | 0 | 0
Commercial lending | Accruing Loans 60-89 Days Past Due | Construction and land |  |
Nonaccrual and Past Due Loans |  |
Total | 0 | 0
Commercial lending | Accruing Loans 60-89 Days Past Due | Total CRE |  |
Nonaccrual and Past Due Loans |  |
Total | 0 | 0
Consumer lending |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 32,992 | 31,001
Total | 10,889,195 | 9,950,928
Consumer lending | Real estate loan | Single-family residential |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 20,168 | 16,814
Total | 8,869,370 | 8,185,953
Consumer lending | HELOCs |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 10,321 | 11,696
Total | 1,872,166 | 1,601,716
Consumer lending | Total residential mortgage |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 30,489 | 28,510
Total | 10,741,536 | 9,787,669
Consumer lending | Other consumer |  |
Nonaccrual and Past Due Loans |  |
Total Nonaccrual Loans | 2,503 | 2,491
Total | 147,659 | 163,259
Consumer lending | Current Accruing Loans |  |
Nonaccrual and Past Due Loans |  |
Total | 10,837,491 | 9,901,147
Consumer lending | Current Accruing Loans | Real estate loan | Single-family residential |  |
Nonaccrual and Past Due Loans |  |
Total | 8,834,580 | 8,156,645
Consumer lending | Current Accruing Loans | HELOCs |  |
Nonaccrual and Past Due Loans |  |
Total | 1,858,040 | 1,583,968
Consumer lending | Current Accruing Loans | Total residential mortgage |  |
Nonaccrual and Past Due Loans |  |
Total | 10,692,620 | 9,740,613
Consumer lending | Current Accruing Loans | Other consumer |  |
Nonaccrual and Past Due Loans |  |
Total | 144,871 | 160,534
Consumer lending | Total Accruing Past Due Loans |  |
Nonaccrual and Past Due Loans |  |
Total | 18,712 | 18,780
Consumer lending | Total Accruing Past Due Loans | Real estate loan | Single-family residential |  |
Nonaccrual and Past Due Loans |  |
Total | 14,622 | 12,494
Consumer lending | Total Accruing Past Due Loans | HELOCs |  |
Nonaccrual and Past Due Loans |  |
Total | 3,805 | 6,052
Consumer lending | Total Accruing Past Due Loans | Total residential mortgage |  |
Nonaccrual and Past Due Loans |  |
Total | 18,427 | 18,546
Consumer lending | Total Accruing Past Due Loans | Other consumer |  |
Nonaccrual and Past Due Loans |  |
Total | 285 | 234
Consumer lending | Accruing Loans 30-59 Days Past Due |  |
Nonaccrual and Past Due Loans |  |
Total | 15,877 | 13,050
Consumer lending | Accruing Loans 30-59 Days Past Due | Real estate loan | Single-family residential |  |
Nonaccrual and Past Due Loans |  |
Total | 12,969 | 9,911
Consumer lending | Accruing Loans 30-59 Days Past Due | HELOCs |  |
Nonaccrual and Past Due Loans |  |
Total | 2,643 | 2,922
Consumer lending | Accruing Loans 30-59 Days Past Due | Total residential mortgage |  |
Nonaccrual and Past Due Loans |  |
Total | 15,612 | 12,833
Consumer lending | Accruing Loans 30-59 Days Past Due | Other consumer |  |
Nonaccrual and Past Due Loans |  |
Total | 265 | 217
Consumer lending | Accruing Loans 60-89 Days Past Due |  |
Nonaccrual and Past Due Loans |  |
Total | 2,835 | 5,730
Consumer lending | Accruing Loans 60-89 Days Past Due | Real estate loan | Single-family residential |  |
Nonaccrual and Past Due Loans |  |
Total | 1,653 | 2,583
Consumer lending | Accruing Loans 60-89 Days Past Due | HELOCs |  |
Nonaccrual and Past Due Loans |  |
Total | 1,162 | 3,130
Consumer lending | Accruing Loans 60-89 Days Past Due | Total residential mortgage |  |
Nonaccrual and Past Due Loans |  |
Total | 2,815 | 5,713
Consumer lending | Accruing Loans 60-89 Days Past Due | Other consumer |  |
Nonaccrual and Past Due Loans |  |
Total | $ 20 | $ 17

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