Bank Loans (Tables)

12 Months Ended

Dec. 31, 2023

Receivables [Abstract]

Schedule Of Balance And Associated Percentage Of Each Major Loan Category In Bank Loan Portfolio

	December 31, 2023						December 31, 2022
	Balance			Percent			Balance			Percent
Residential real estate	$	8,047,647			41.4	%	$	7,371,671			35.8	%
Fund banking		3,633,126			18.7			4,182,641			20.3
Commercial and industrial		3,566,987			18.3			4,897,176			23.8
Securities-based loans		2,306,455			11.9			2,724,551			13.2
Construction and land		1,034,370			5.3			593,191			2.9
Commercial real estate		660,631			3.4			675,599			3.3
Home equity lines of credit		136,270			0.7			107,136			0.5
Other		55,981			0.3			50,593			0.2
Gross bank loans		19,441,467			100.0	%		20,602,558			100.0	%
Loans in process		1,108						(3,526	)
Unamortized loan fees, net		(8,478	)					(22,287	)
Allowance for loan losses		(128,292	)					(111,653	)
Loans held for investment, net	$	19,305,805					$	20,465,092

Activity In The Allowance For Loan Losses By Portfolio Segment

The following tables detail activity in the allowance for loan losses by portfolio segment for the years ended December 31, 2023 and 2022 (in thousands).

	Year Ended December 31, 2023
	Beginning Balance		Provision			Charge- offs			Recoveries		Ending Balance
Commercial and industrial	$	54,143	$	21,881		$	(9,100	)	$	153	$	67,077
Commercial real estate		12,897		8,489			—			—		21,386
Residential real estate		20,441		(6,586	)		—			—		13,855
Construction and land		8,568		3,249			—			—		11,817
Fund banking		11,711		(1,538	)		—			—		10,173
Securities-based loans		3,157		(122	)		—			—		3,035
Home equity lines of credit		364		7			—			—		371
Other		372		206			—			—		578
	$	111,653	$	25,586		$	(9,100	)	$	153	$	128,292

	Year Ended December 31, 2022
	Beginning Balance		Provision			Charge- offs			Recoveries		Ending Balance
Commercial and industrial	$	44,661	$	13,662		$	(4,550	)	$	370	$	54,143
Residential real estate		28,560		(8,119	)		—			—		20,441
Commercial real estate		3,934		8,963			—			—		12,897
Fund banking		8,868		2,843			—			—		11,711
Construction and land		8,536		32			—			—		8,568
Securities-based loans		4,006		(813	)		(36	)		—		3,157
Home equity lines of credit		511		(147	)		—			—		364
Other		268		104			—			—		372
	$	99,344	$	16,525		$	(4,586	)	$	370	$	111,653

Aging Of The Recorded Investment In Past Due Loans

	December 31, 2023
	30-89 Days Past Due		90 or More Days Past Due		Total Past Due		Current Balance		Total
Residential real estate	$	15,312	$	3,945	$	19,257	$	8,028,390	$	8,047,647
Fund banking		—		—		—		3,633,126		3,633,126
Commercial and industrial		—		2,022		2,022		3,564,965		3,566,987
Securities-based loans		—		3		3		2,306,452		2,306,455
Construction and land		—		—		—		1,034,370		1,034,370
Commercial real estate		—		—		—		660,631		660,631
Home equity lines of credit		570		87		657		135,613		136,270
Other		45		59		104		55,877		55,981
Total	$	15,927	$	6,116	$	22,043	$	19,419,424	$	19,441,467

	December 31, 2023 *
	Nonaccrual		Modified		Nonperforming loans with no allowance		Total
Commercial real estate	$	39,195	$	—	$	—	$	39,195
Residential real estate		2,945		145		1,000		4,090
Commercial and industrial		—		—		2,022		2,022
Securities-based loans		—		—		3		3
Home equity lines of credit		22		—		65		87
Other		59		—		—		59
Total	$	42,221	$	145	$	3,090	$	45,456

*There were no loans past due 90 days and still accruing interest at December 31, 2023.

	December 31, 2022
	30-89 Days Past Due		90 or More Days Past Due		Total Past Due		Current Balance		Total
Residential real estate	$	2,445	$	688	$	3,133	$	7,368,538	$	7,371,671
Commercial and industrial		—		9,226		9,226		4,887,950		4,897,176
Fund banking		—		—		—		4,182,641		4,182,641
Securities-based loans		—		—		—		2,724,551		2,724,551
Commercial real estate		—		—		—		675,599		675,599
Construction and land		—		—		—		593,191		593,191
Home equity lines of credit		29		182		211		106,925		107,136
Other		36		6		42		50,551		50,593
Total	$	2,510	$	10,102	$	12,612	$	20,589,946	$	20,602,558

	December 31, 2022 *
	Nonaccrual		Modified		Nonperforming loans with no allowance		Total
Commercial and industrial	$	9,226	$	—	$	—	$	9,226
Residential real estate		870		150		—		1,020
Other		6		—		—		6
Total	$	10,102	$	150	$	—	$	10,252

*There were no loans past due 90 days and still accruing interest at December 31, 2022.

Risk Category Of Loan Portfolio

Based on the most recent analysis performed, the risk category of our loan portfolio was as follows: (in thousands):

	December 31, 2023
	Pass		Special Mention		Substandard		Doubtful		Total
Residential real estate	$	8,042,246	$	1,456	$	3,945	$	—	$	8,047,647
Fund banking		3,633,126		—		—		—		3,633,126
Commercial and industrial		3,294,891		89,302		180,772		2,022		3,566,987
Securities-based loans		2,306,452		—		—		3		2,306,455
Construction and land		963,083		71,287		—		—		1,034,370
Commercial real estate		512,171		49,264		99,196		—		660,631
Home equity lines of credit		135,806		377		87		—		136,270
Other		55,922		—		—		59		55,981
Total	$	18,943,697	$	211,686	$	284,000	$	2,084	$	19,441,467

	December 31, 2022
	Pass		Special Mention		Substandard		Doubtful		Total
Residential real estate	$	7,370,717	$	266	$	—	$	688	$	7,371,671
Commercial and industrial		4,743,290		87,761		56,899		9,226		4,897,176
Fund banking		4,182,641		—		—		—		4,182,641
Securities-based loans		2,724,548		—		—		3		2,724,551
Commercial real estate		655,599		20,000		—		—		675,599
Construction and land		593,191		—		—		—		593,191
Home equity lines of credit		106,954		—		—		182		107,136
Other		50,587		—		—		6		50,593
Total	$	20,427,527	$	108,027	$	56,899	$	10,105	$	20,602,558

Schedule of Term Loans Amortized Cost Basis by Origination Year and Revolving Cost Amortized Cost Basis

	Term Loans Amortized Cost Basis by Origination Year – December 31, 2023
	2023		2022		2021		2020		2019		Prior		Revolving Loans Amortized Cost Basis		Total
Residential real estate:
Pass	$	1,216,823	$	2,638,262	$	2,313,511	$	916,443	$	414,142	$	543,065	$	—	$	8,042,246
Special Mention		—		1,192		—		—		—		264		—		1,456
Substandard		—		2,603		—		—		—		1,342		—		3,945
Doubtful		—		—		—		—		—		—		—		—
	$	1,216,823	$	2,642,057	$	2,313,511	$	916,443	$	414,142	$	544,671	$	—	$	8,047,647
Commercial and industrial:
Pass	$	633,616	$	979,509	$	758,901	$	124,717	$	139,886	$	79,285	$	578,977	$	3,294,891
Special Mention		6,606		33,914		—		18,249		—		—		30,533		89,302
Substandard		—		36,442		81,653		—		3,729		—		58,948		180,772
Doubtful		—		—		—		432		—		1,590		—		2,022
	$	640,222	$	1,049,865	$	840,554	$	143,398	$	143,615	$	80,875	$	668,458	$	3,566,987
Fund banking:
Pass	$	14,817	$	55,338	$	—	$	534	$	—	$	—	$	3,562,437	$	3,633,126
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Doubtful		—		—		—		—		—		—		—		—
	$	14,817	$	55,338	$	—	$	534	$	—	$	—	$	3,562,437	$	3,633,126
Securities-based loans:
Pass	$	15,347	$	23,511	$	2,123	$	47,394	$	27,278	$	9,294	$	2,181,505	$	2,306,452
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Doubtful		—		—		—		—		—		—		3		3
	$	15,347	$	23,511	$	2,123	$	47,394	$	27,278	$	9,294	$	2,181,508	$	2,306,455
Commercial real estate:
Pass	$	31,542	$	315,818	$	64,380	$	30,925	$	2,770	$	66,736	$	—	$	512,171
Special Mention		—		31,371		—		—		17,893		—		—		49,264
Substandard		—		60,000		39,196		—		—		—		—		99,196
Doubtful		—		—		—		—		—		—		—		—
	$	31,542	$	407,189	$	103,576	$	30,925	$	20,663	$	66,736	$	—	$	660,631
Construction and land:
Pass	$	73,332	$	488,202	$	210,183	$	178,054	$	13,312	$	—	$	—	$	963,083
Special Mention		—		—		—		—		71,287		—		—		71,287
Substandard		—		—		—		—		—		—		—		—
Doubtful		—		—		—		—		—		—		—		—
	$	73,332	$	488,202	$	210,183	$	178,054	$	84,599	$	—	$	—	$	1,034,370
Home equity lines of credit:
Pass	$	—	$	—	$	—	$	—	$	—	$	—	$	135,806	$	135,806
Special Mention		—		—		—		—		—		—		377		377
Substandard		—		—		—		—		—		—		87		87
Doubtful		—		—		—		—		—		—		—		—
	$	—	$	—	$	—	$	—	$	—	$	—	$	136,270	$	136,270
Other:
Pass	$	8,410	$	9,991	$	—	$	10,000	$	—	$	20,097	$	7,424	$	55,922
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Doubtful		—		—		—		—		—		—		59		59
	$	8,410	$	9,991	$	—	$	10,000	$	—	$	20,097	$	7,483	$	55,981