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Loans and Leases Credit Quality Indicator and Year of Origination (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net $ (25,489,687) $ (28,609,129)
Gross Charges By Origination Year (63,428) (14,037)
Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (16,111,985) (15,730,324)
Real Estate Construction [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (3,159,269) (4,152,172)
Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (5,765,307) (8,281,962)
Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (453,126) (444,671)
Gross Charges By Origination Year (2,397) (2,164)
Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (759,585) (898,592)
Gross Charges By Origination Year 0 0
Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,399,684) (3,253,580)
Gross Charges By Origination Year 0 0
Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,189,085) (5,140,209)
Gross Charges By Origination Year (210) (750)
Venture Capital Loans [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,446,362) (2,033,302)
Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,446,362) (2,033,302)
Gross Charges By Origination Year (5,013) (940)
Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,129,860) (1,108,451)
Gross Charges By Origination Year (8,438) (5,127)
1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,755,034) (2,517,968)
1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,357) (926)
1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (996,558) (1,874,375)
1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (138,103) (219,135)
1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (79,515) (35,619)
3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (22,992,924) (25,406,631)
3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (443,418) (436,562)
3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (759,585) (807,258)
3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,396,927) (3,208,425)
3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,175,460) (3,208,133)
3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,201,821) (1,683,507)
3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,014,317) (1,053,126)
5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (513,312) (566,259)
5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7,192) (6,908)
5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (91,334)
5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,757) (45,155)
5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (12,506) (56,836)
5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (98,633) (127,907)
5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (9,984) (13,233)
6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (228,417) (118,271)
6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,159) (275)
6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,561) (865)
6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7,805) (2,753)
6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (26,044) (6,473)
Revolving Credit Facility    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (3,254,704) (5,448,328)
Gross Charges By Origination Year (1,023) (3,596)
Revolving Credit Facility | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (9,019) (9,653)
Gross Charges By Origination Year (1) 0
Revolving Credit Facility | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (20,412) 0
Gross Charges By Origination Year 0 0
Revolving Credit Facility | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (115,674) (48,555)
Gross Charges By Origination Year 0 0
Revolving Credit Facility | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (735,654) (3,099,738)
Gross Charges By Origination Year 0 (750)
Revolving Credit Facility | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (920,537) (1,621,971)
Gross Charges By Origination Year (9) (940)
Revolving Credit Facility | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,247,284) (477,043)
Gross Charges By Origination Year (1,013) (1,906)
Revolving Credit Facility | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (300,907) (1,090,668)
Revolving Credit Facility | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,304) (854)
Revolving Credit Facility | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Credit Facility | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Credit Facility | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (89,667) (850,031)
Revolving Credit Facility | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (136,339) (216,535)
Revolving Credit Facility | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (66,827) (20,958)
Revolving Credit Facility | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,917,653) (4,305,696)
Revolving Credit Facility | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7,684) (8,739)
Revolving Credit Facility | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (20,412) 0
Revolving Credit Facility | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (115,674) (48,555)
Revolving Credit Facility | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (630,073) (2,239,785)
Revolving Credit Facility | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (770,941) (1,365,101)
Revolving Credit Facility | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,176,946) (454,438)
Revolving Credit Facility | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (27,554) (50,364)
Revolving Credit Facility | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (30) (60)
Revolving Credit Facility | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Credit Facility | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Credit Facility | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (12,394) (9,922)
Revolving Credit Facility | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (13,260) (40,335)
Revolving Credit Facility | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (254) (47)
Revolving Credit Facility | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (8,590) (1,600)
Revolving Credit Facility | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1) 0
Revolving Credit Facility | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Credit Facility | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Credit Facility | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (3,520) 0
Revolving Credit Facility | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (3) 0
Revolving Credit Facility | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (3,257) (1,600)
Revolving Converted To Term Loan    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (96,731) (156,492)
Gross Charges By Origination Year (593) (481)
Revolving Converted To Term Loan | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (361) (16)
Gross Charges By Origination Year (12) (7)
Revolving Converted To Term Loan | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Gross Charges By Origination Year 0 0
Revolving Converted To Term Loan | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Gross Charges By Origination Year 0 0
Revolving Converted To Term Loan | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,463) (70,173)
Gross Charges By Origination Year (150) 0
Revolving Converted To Term Loan | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (79,717) (71,068)
Gross Charges By Origination Year 0 0
Revolving Converted To Term Loan | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,081) (4,871)
Gross Charges By Origination Year (431) (474)
Revolving Converted To Term Loan | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (140) (503)
Revolving Converted To Term Loan | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (140) (503)
Revolving Converted To Term Loan | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (90,606) (149,159)
Revolving Converted To Term Loan | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (345) 0
Revolving Converted To Term Loan | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,453) (69,742)
Revolving Converted To Term Loan | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (74,863) (65,572)
Revolving Converted To Term Loan | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,921) (3,684)
Revolving Converted To Term Loan | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (5,073) (5,082)
Revolving Converted To Term Loan | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (10) 0
Revolving Converted To Term Loan | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,994) (4,993)
Revolving Converted To Term Loan | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (69) (89)
Revolving Converted To Term Loan | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,192) (1,748)
Revolving Converted To Term Loan | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (16) (16)
Revolving Converted To Term Loan | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (431)
Revolving Converted To Term Loan | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Revolving Converted To Term Loan | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,091) (1,098)
Commercial Real Estate [Member] | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (5,026,497) (3,846,831)
Gross Charges By Origination Year (14,295) (2,730)
Commercial Real Estate [Member] | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (137,783) (83,418)
Commercial Real Estate [Member] | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,593,288) (3,613,183)
Commercial Real Estate [Member] | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (219,687) (106,493)
Commercial Real Estate [Member] | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (75,739) (43,737)
Commercial Real Estate [Member] | Revolving Credit Facility | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (79,867) (86,574)
Gross Charges By Origination Year 0 0
Commercial Real Estate [Member] | Revolving Credit Facility | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1) (1,290)
Commercial Real Estate [Member] | Revolving Credit Facility | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (76,866) (85,284)
Commercial Real Estate [Member] | Revolving Credit Facility | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,250) 0
Commercial Real Estate [Member] | Revolving Credit Facility | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,750) 0
Commercial Real Estate [Member] | Revolving Converted To Term Loan | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (10,937) (10,065)
Gross Charges By Origination Year 0 0
Commercial Real Estate [Member] | Revolving Converted To Term Loan | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Commercial Real Estate [Member] | Revolving Converted To Term Loan | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (10,937) (10,065)
Commercial Real Estate [Member] | Revolving Converted To Term Loan | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Commercial Real Estate [Member] | Revolving Converted To Term Loan | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Residential Real Estate [Member] | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (6,025,179) (5,607,865)
Gross Charges By Origination Year 0 0
Residential Real Estate [Member] | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (394,949) (303,495)
Residential Real Estate [Member] | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (5,446,920) (5,240,429)
Residential Real Estate [Member] | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (108,356) (60,330)
Residential Real Estate [Member] | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (74,954) (3,611)
Residential Real Estate [Member] | Revolving Credit Facility | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (67,811) (57,639)
Gross Charges By Origination Year 0 0
Residential Real Estate [Member] | Revolving Credit Facility | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Residential Real Estate [Member] | Revolving Credit Facility | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (67,811) (57,639)
Residential Real Estate [Member] | Revolving Credit Facility | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Residential Real Estate [Member] | Revolving Credit Facility | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Residential Real Estate [Member] | Revolving Converted To Term Loan | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Gross Charges By Origination Year 0 0
Residential Real Estate [Member] | Revolving Converted To Term Loan | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Residential Real Estate [Member] | Revolving Converted To Term Loan | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Residential Real Estate [Member] | Revolving Converted To Term Loan | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Residential Real Estate [Member] | Revolving Converted To Term Loan | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Other Residential Real Estate | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (5,060,309) (6,275,628)
Gross Charges By Origination Year (33,075) (2,326)
Other Residential Real Estate | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (6,769) (1,000)
Other Residential Real Estate | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,961,188) (6,156,008)
Other Residential Real Estate | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (54,197) (58,063)
Other Residential Real Estate | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (38,155) (60,557)
Other Residential Real Estate | Revolving Credit Facility | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (58,446) (47,155)
Gross Charges By Origination Year 0 0
Other Residential Real Estate | Revolving Credit Facility | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (6,769) (1,000)
Other Residential Real Estate | Revolving Credit Facility | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (51,246) (46,155)
Other Residential Real Estate | Revolving Credit Facility | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (366) 0
Other Residential Real Estate | Revolving Credit Facility | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (65) 0
Other Residential Real Estate | Revolving Converted To Term Loan | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (172) (299)
Gross Charges By Origination Year 0 0
Other Residential Real Estate | Revolving Converted To Term Loan | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Other Residential Real Estate | Revolving Converted To Term Loan | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (87) (96)
Other Residential Real Estate | Revolving Converted To Term Loan | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Other Residential Real Estate | Revolving Converted To Term Loan | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (85) (203)
Origination Date 2023 | Term Loans By Origination Date    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (930,451)  
Gross Charges By Origination Year (3,436)  
Origination Date 2023 | Term Loans By Origination Date | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (26,468)  
Gross Charges By Origination Year 0  
Origination Date 2023 | Term Loans By Origination Date | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (23,916)  
Gross Charges By Origination Year 0  
Origination Date 2023 | Term Loans By Origination Date | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (64,341)  
Gross Charges By Origination Year 0  
Origination Date 2023 | Term Loans By Origination Date | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (154,549)  
Gross Charges By Origination Year 0  
Origination Date 2023 | Term Loans By Origination Date | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (118,435)  
Gross Charges By Origination Year 0  
Origination Date 2023 | Term Loans By Origination Date | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (101,206)  
Gross Charges By Origination Year 0  
Origination Date 2023 | Term Loans By Origination Date | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (33,216)  
Origination Date 2023 | Term Loans By Origination Date | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (32,485)  
Origination Date 2023 | Term Loans By Origination Date | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net [1] (84)  
Origination Date 2023 | Term Loans By Origination Date | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (815)  
Origination Date 2023 | Term Loans By Origination Date | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (873,410)  
Origination Date 2023 | Term Loans By Origination Date | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (26,468)  
Origination Date 2023 | Term Loans By Origination Date | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (23,916)  
Origination Date 2023 | Term Loans By Origination Date | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (64,341)  
Origination Date 2023 | Term Loans By Origination Date | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (122,064)  
Origination Date 2023 | Term Loans By Origination Date | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (101,038)  
Origination Date 2023 | Term Loans By Origination Date | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (98,643)  
Origination Date 2023 | Term Loans By Origination Date | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (19,229)  
Origination Date 2023 | Term Loans By Origination Date | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (17,481)  
Origination Date 2023 | Term Loans By Origination Date | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,748)  
Origination Date 2023 | Term Loans By Origination Date | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,596)  
Origination Date 2023 | Term Loans By Origination Date | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Term Loans By Origination Date | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Commercial Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (182,985)  
Gross Charges By Origination Year (34)  
Origination Date 2023 | Commercial Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Commercial Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (182,236)  
Origination Date 2023 | Commercial Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Commercial Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (749)  
Origination Date 2023 | Residential Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (66,143)  
Gross Charges By Origination Year 0  
Origination Date 2023 | Residential Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Residential Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (66,143)  
Origination Date 2023 | Residential Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Residential Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0  
Origination Date 2023 | Other Residential Real Estate | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (192,408) (2,852,053)
Gross Charges By Origination Year (3,402) (249)
Origination Date 2023 | Other Residential Real Estate | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2023 | Other Residential Real Estate | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (188,561) (2,805,533)
Origination Date 2023 | Other Residential Real Estate | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (27,272)
Origination Date 2023 | Other Residential Real Estate | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (3,847) (19,248)
Origination Date 2022 | Term Loans By Origination Date    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7,575,137) (7,279,019)
Gross Charges By Origination Year (33,088) (558)
Origination Date 2022 | Term Loans By Origination Date | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (73,117) (64,201)
Gross Charges By Origination Year (432) (309)
Origination Date 2022 | Term Loans By Origination Date | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (388,165) (299,538)
Gross Charges By Origination Year 0 0
Origination Date 2022 | Term Loans By Origination Date | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,185,297) (605,683)
Gross Charges By Origination Year 0 0
Origination Date 2022 | Term Loans By Origination Date | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (476,243) (772,815)
Gross Charges By Origination Year 0 0
Origination Date 2022 | Term Loans By Origination Date | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (139,462) (105,945)
Gross Charges By Origination Year (2,245) 0
Origination Date 2022 | Term Loans By Origination Date | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (207,783) (95,559)
Gross Charges By Origination Year (6,867) 0
Origination Date 2022 | Term Loans By Origination Date | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (287,437) (233,682)
Origination Date 2022 | Term Loans By Origination Date | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (27) (34)
Origination Date 2022 | Term Loans By Origination Date | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Term Loans By Origination Date | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Term Loans By Origination Date | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (237,936) (225,140)
Origination Date 2022 | Term Loans By Origination Date | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7) (40)
Origination Date 2022 | Term Loans By Origination Date | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,350) (3,591)
Origination Date 2022 | Term Loans By Origination Date | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7,191,673) (6,976,510)
Origination Date 2022 | Term Loans By Origination Date | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (71,523) (62,868)
Origination Date 2022 | Term Loans By Origination Date | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (388,165) (299,538)
Origination Date 2022 | Term Loans By Origination Date | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,185,297) (605,683)
Origination Date 2022 | Term Loans By Origination Date | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (238,206) (547,675)
Origination Date 2022 | Term Loans By Origination Date | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (128,485) (92,015)
Origination Date 2022 | Term Loans By Origination Date | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (201,215) (84,930)
Origination Date 2022 | Term Loans By Origination Date | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (76,571) (49,532)
Origination Date 2022 | Term Loans By Origination Date | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,286) (1,252)
Origination Date 2022 | Term Loans By Origination Date | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Term Loans By Origination Date | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Term Loans By Origination Date | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (101) 0
Origination Date 2022 | Term Loans By Origination Date | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (10,984) (13,970)
Origination Date 2022 | Term Loans By Origination Date | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,306) (7,038)
Origination Date 2022 | Term Loans By Origination Date | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (19,456) (19,295)
Origination Date 2022 | Term Loans By Origination Date | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (281) (47)
Origination Date 2022 | Term Loans By Origination Date | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Term Loans By Origination Date | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Term Loans By Origination Date | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Term Loans By Origination Date | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Term Loans By Origination Date | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (912) 0
Origination Date 2022 | Commercial Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (964,291) (542,888)
Gross Charges By Origination Year 0 0
Origination Date 2022 | Commercial Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (16,976) (4,957)
Origination Date 2022 | Commercial Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (933,294) (537,931)
Origination Date 2022 | Commercial Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (14,021) 0
Origination Date 2022 | Commercial Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Residential Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,252,000) (1,940,337)
Gross Charges By Origination Year 0 0
Origination Date 2022 | Residential Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (28,155) 0
Origination Date 2022 | Residential Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,221,235) (1,940,337)
Origination Date 2022 | Residential Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,610) 0
Origination Date 2022 | Residential Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Other Residential Real Estate | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,888,779) (3,258,997)
Gross Charges By Origination Year (23,544) (1,084)
Origination Date 2022 | Other Residential Real Estate | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2022 | Other Residential Real Estate | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,824,253) (3,200,013)
Origination Date 2022 | Other Residential Real Estate | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (46,263) (25,766)
Origination Date 2022 | Other Residential Real Estate | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (18,263) (33,218)
Origination Date 2021 | Term Loans By Origination Date    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (6,992,271) (7,508,907)
Gross Charges By Origination Year (8,708) (1,889)
Origination Date 2021 | Term Loans By Origination Date | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (212,039) (229,604)
Gross Charges By Origination Year (540) (529)
Origination Date 2021 | Term Loans By Origination Date | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (214,303) (170,397)
Gross Charges By Origination Year 0 0
Origination Date 2021 | Term Loans By Origination Date | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (670,840) (1,302,061)
Gross Charges By Origination Year 0 0
Origination Date 2021 | Term Loans By Origination Date | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (355,537) (397,541)
Gross Charges By Origination Year 0 0
Origination Date 2021 | Term Loans By Origination Date | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (152,919) (179,973)
Gross Charges By Origination Year (2,759) 0
Origination Date 2021 | Term Loans By Origination Date | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (294,918) (290,690)
Gross Charges By Origination Year (24) (209)
Origination Date 2021 | Term Loans By Origination Date | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (386,182) (313,224)
Origination Date 2021 | Term Loans By Origination Date | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (22) (30)
Origination Date 2021 | Term Loans By Origination Date | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Term Loans By Origination Date | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Term Loans By Origination Date | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (223,088) (209,272)
Origination Date 2021 | Term Loans By Origination Date | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Term Loans By Origination Date | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (5,216) (10,880)
Origination Date 2021 | Term Loans By Origination Date | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (6,440,927) (7,087,371)
Origination Date 2021 | Term Loans By Origination Date | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (207,751) (226,084)
Origination Date 2021 | Term Loans By Origination Date | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (214,303) (170,397)
Origination Date 2021 | Term Loans By Origination Date | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (668,083) (1,302,061)
Origination Date 2021 | Term Loans By Origination Date | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (132,449) (188,269)
Origination Date 2021 | Term Loans By Origination Date | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (113,183) (136,296)
Origination Date 2021 | Term Loans By Origination Date | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (285,249) (278,208)
Origination Date 2021 | Term Loans By Origination Date | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (96,938) (70,976)
Origination Date 2021 | Term Loans By Origination Date | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,224) (3,490)
Origination Date 2021 | Term Loans By Origination Date | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Term Loans By Origination Date | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,757) 0
Origination Date 2021 | Term Loans By Origination Date | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Term Loans By Origination Date | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (31,928) (40,924)
Origination Date 2021 | Term Loans By Origination Date | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (442) (796)
Origination Date 2021 | Term Loans By Origination Date | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (68,224) (37,336)
Origination Date 2021 | Term Loans By Origination Date | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (42) 0
Origination Date 2021 | Term Loans By Origination Date | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Term Loans By Origination Date | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Term Loans By Origination Date | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Term Loans By Origination Date | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7,808) (2,753)
Origination Date 2021 | Term Loans By Origination Date | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4,011) (806)
Origination Date 2021 | Commercial Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (890,403) (505,926)
Gross Charges By Origination Year 0 (67)
Origination Date 2021 | Commercial Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (17,432) (3,791)
Origination Date 2021 | Commercial Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (814,564) (501,576)
Origination Date 2021 | Commercial Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (32,235) 0
Origination Date 2021 | Commercial Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (26,172) (559)
Origination Date 2021 | Residential Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,368,543) (1,173,718)
Gross Charges By Origination Year 0 0
Origination Date 2021 | Residential Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (140,424) (89,251)
Origination Date 2021 | Residential Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,193,052) (1,084,467)
Origination Date 2021 | Residential Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (17,784) 0
Origination Date 2021 | Residential Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (17,283) 0
Origination Date 2021 | Other Residential Real Estate | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,832,769) (93,829)
Gross Charges By Origination Year (5,385) (912)
Origination Date 2021 | Other Residential Real Estate | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2021 | Other Residential Real Estate | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,812,293) (83,580)
Origination Date 2021 | Other Residential Real Estate | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7,568) (4,916)
Origination Date 2021 | Other Residential Real Estate | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (12,908) (5,333)
Origination Date 2020 | Term Loans By Origination Date    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,788,273) (2,248,240)
Gross Charges By Origination Year (876) (1,149)
Origination Date 2020 | Term Loans By Origination Date | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (23,900) (21,269)
Gross Charges By Origination Year (76) (237)
Origination Date 2020 | Term Loans By Origination Date | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (68,833) (74,634)
Gross Charges By Origination Year 0 0
Origination Date 2020 | Term Loans By Origination Date | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (336,636) (844,041)
Gross Charges By Origination Year 0 0
Origination Date 2020 | Term Loans By Origination Date | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (57,904) (110,438)
Gross Charges By Origination Year (60) 0
Origination Date 2020 | Term Loans By Origination Date | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (8,471) (24,558)
Gross Charges By Origination Year 0 0
Origination Date 2020 | Term Loans By Origination Date | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (52,972) (54,738)
Gross Charges By Origination Year 0 0
Origination Date 2020 | Term Loans By Origination Date | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (117,303) (86,906)
Origination Date 2020 | Term Loans By Origination Date | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (4) (7)
Origination Date 2020 | Term Loans By Origination Date | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Term Loans By Origination Date | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Term Loans By Origination Date | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (39,380) (57,727)
Origination Date 2020 | Term Loans By Origination Date | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,998) (2,000)
Origination Date 2020 | Term Loans By Origination Date | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (130) (12)
Origination Date 2020 | Term Loans By Origination Date | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,619,579) (2,139,818)
Origination Date 2020 | Term Loans By Origination Date | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (23,390) (20,798)
Origination Date 2020 | Term Loans By Origination Date | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (68,833) (74,634)
Origination Date 2020 | Term Loans By Origination Date | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (336,636) (844,041)
Origination Date 2020 | Term Loans By Origination Date | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (17,823) (52,711)
Origination Date 2020 | Term Loans By Origination Date | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (6,473) (18,075)
Origination Date 2020 | Term Loans By Origination Date | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (50,582) (54,542)
Origination Date 2020 | Term Loans By Origination Date | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (38,611) (15,719)
Origination Date 2020 | Term Loans By Origination Date | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (371) (464)
Origination Date 2020 | Term Loans By Origination Date | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Term Loans By Origination Date | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Term Loans By Origination Date | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Term Loans By Origination Date | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (4,483)
Origination Date 2020 | Term Loans By Origination Date | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (554) (184)
Origination Date 2020 | Term Loans By Origination Date | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (12,780) (5,797)
Origination Date 2020 | Term Loans By Origination Date | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (135) 0
Origination Date 2020 | Term Loans By Origination Date | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Term Loans By Origination Date | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Term Loans By Origination Date | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (701) 0
Origination Date 2020 | Term Loans By Origination Date | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Term Loans By Origination Date | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,706) 0
Origination Date 2020 | Commercial Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (553,708) (476,199)
Gross Charges By Origination Year 0 0
Origination Date 2020 | Commercial Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (16,832) (7,215)
Origination Date 2020 | Commercial Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (510,952) (467,792)
Origination Date 2020 | Commercial Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (25,485) (728)
Origination Date 2020 | Commercial Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (439) (464)
Origination Date 2020 | Residential Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (619,396) (548,534)
Gross Charges By Origination Year 0 0
Origination Date 2020 | Residential Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (58,959) (19,945)
Origination Date 2020 | Residential Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (539,660) (523,645)
Origination Date 2020 | Residential Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (12,201) (4,944)
Origination Date 2020 | Residential Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (8,576) 0
Origination Date 2020 | Other Residential Real Estate | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (66,453) 0
Gross Charges By Origination Year (740) 0
Origination Date 2020 | Other Residential Real Estate | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Other Residential Real Estate | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (65,230) 0
Origination Date 2020 | Other Residential Real Estate | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2020 | Other Residential Real Estate | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,223) 0
Origination Date 2019 | Term Loans By Origination Date    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,294,540) (2,083,227)
Gross Charges By Origination Year (359) (808)
Origination Date 2019 | Term Loans By Origination Date | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (43,636) (49,727)
Gross Charges By Origination Year (255) (728)
Origination Date 2019 | Term Loans By Origination Date | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (16,781) (237,294)
Gross Charges By Origination Year 0 0
Origination Date 2019 | Term Loans By Origination Date | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (327,231)
Gross Charges By Origination Year 0 0
Origination Date 2019 | Term Loans By Origination Date | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (126,811) (281,283)
Gross Charges By Origination Year 0 0
Origination Date 2019 | Term Loans By Origination Date | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (26,202) (26,907)
Gross Charges By Origination Year 0 0
Origination Date 2019 | Term Loans By Origination Date | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (41,819) (43,083)
Gross Charges By Origination Year (28) (1)
Origination Date 2019 | Term Loans By Origination Date | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (194,718) (286,631)
Origination Date 2019 | Term Loans By Origination Date | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (119,364) (202,063)
Origination Date 2019 | Term Loans By Origination Date | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (29) (161)
Origination Date 2019 | Term Loans By Origination Date | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (976,138) (1,647,953)
Origination Date 2019 | Term Loans By Origination Date | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (42,338) (48,542)
Origination Date 2019 | Term Loans By Origination Date | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (16,781) (237,294)
Origination Date 2019 | Term Loans By Origination Date | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (282,076)
Origination Date 2019 | Term Loans By Origination Date | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (7,447) (35,811)
Origination Date 2019 | Term Loans By Origination Date | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (6,216) (3,705)
Origination Date 2019 | Term Loans By Origination Date | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (39,951) (41,908)
Origination Date 2019 | Term Loans By Origination Date | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (78,581) (146,955)
Origination Date 2019 | Term Loans By Origination Date | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,100) (1,126)
Origination Date 2019 | Term Loans By Origination Date | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (45,155)
Origination Date 2019 | Term Loans By Origination Date | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (43,409)
Origination Date 2019 | Term Loans By Origination Date | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (19,986) (23,202)
Origination Date 2019 | Term Loans By Origination Date | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (540) (695)
Origination Date 2019 | Term Loans By Origination Date | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (45,103) (1,688)
Origination Date 2019 | Term Loans By Origination Date | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (198) (59)
Origination Date 2019 | Term Loans By Origination Date | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Term Loans By Origination Date | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,299) (319)
Origination Date 2019 | Commercial Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (350,532) (366,284)
Gross Charges By Origination Year (76) (79)
Origination Date 2019 | Commercial Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (17,337) (26,132)
Origination Date 2019 | Commercial Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (298,985) (322,448)
Origination Date 2019 | Commercial Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (17,147) (16,394)
Origination Date 2019 | Commercial Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (17,063) (1,310)
Origination Date 2019 | Residential Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (688,759) (751,418)
Gross Charges By Origination Year 0 0
Origination Date 2019 | Residential Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (57,988) (58,275)
Origination Date 2019 | Residential Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (564,420) (676,169)
Origination Date 2019 | Residential Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (39,808) (16,974)
Origination Date 2019 | Residential Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (26,543) 0
Origination Date 2019 | Other Residential Real Estate | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (346)
Gross Charges By Origination Year 0 0
Origination Date 2019 | Other Residential Real Estate | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2019 | Other Residential Real Estate | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (237)
Origination Date 2019 | Other Residential Real Estate | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 (109)
Origination Date 2019 | Other Residential Real Estate | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Origination Date 2018 | Term Loans By Origination Date    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (1,570,629)
Gross Charges By Origination Year   (2,258)
Origination Date 2018 | Term Loans By Origination Date | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (32,051)
Gross Charges By Origination Year   0
Origination Date 2018 | Term Loans By Origination Date | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (109,097)
Gross Charges By Origination Year   0
Origination Date 2018 | Term Loans By Origination Date | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (125,805)
Gross Charges By Origination Year   0
Origination Date 2018 | Term Loans By Origination Date | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (155,026)
Gross Charges By Origination Year   0
Origination Date 2018 | Term Loans By Origination Date | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (1,967)
Gross Charges By Origination Year   0
Origination Date 2018 | Term Loans By Origination Date | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (49,297)
Gross Charges By Origination Year   0
Origination Date 2018 | Term Loans By Origination Date | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (192,647)
Origination Date 2018 | Term Loans By Origination Date | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (1)
Origination Date 2018 | Term Loans By Origination Date | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (121,600)
Origination Date 2018 | Term Loans By Origination Date | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (134)
Origination Date 2018 | Term Loans By Origination Date | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (3)
Origination Date 2018 | Term Loans By Origination Date | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (1,245,216)
Origination Date 2018 | Term Loans By Origination Date | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (31,693)
Origination Date 2018 | Term Loans By Origination Date | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (17,763)
Origination Date 2018 | Term Loans By Origination Date | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (125,805)
Origination Date 2018 | Term Loans By Origination Date | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (33,426)
Origination Date 2018 | Term Loans By Origination Date | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (1,833)
Origination Date 2018 | Term Loans By Origination Date | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (47,771)
Origination Date 2018 | Term Loans By Origination Date | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (102,544)
Origination Date 2018 | Term Loans By Origination Date | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (278)
Origination Date 2018 | Term Loans By Origination Date | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (91,334)
Origination Date 2018 | Term Loans By Origination Date | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (1,526)
Origination Date 2018 | Term Loans By Origination Date | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (30,222)
Origination Date 2018 | Term Loans By Origination Date | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (79)
Origination Date 2018 | Term Loans By Origination Date | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   0
Origination Date 2018 | Term Loans By Origination Date | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (3)
Origination Date 2018 | Commercial Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (574,081)
Gross Charges By Origination Year   (2,258)
Origination Date 2018 | Commercial Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (4,690)
Origination Date 2018 | Commercial Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (539,701)
Origination Date 2018 | Commercial Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (2,294)
Origination Date 2018 | Commercial Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (27,396)
Origination Date 2018 | Residential Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (522,959)
Gross Charges By Origination Year   0
Origination Date 2018 | Residential Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (66,219)
Origination Date 2018 | Residential Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (446,987)
Origination Date 2018 | Residential Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (7,003)
Origination Date 2018 | Residential Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net   (2,750)
Prior | Term Loans By Origination Date    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (3,557,580) (2,314,287)
Gross Charges By Origination Year (15,345) (3,298)
Prior | Term Loans By Origination Date | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (64,586) (38,150)
Gross Charges By Origination Year (1,081) (354)
Prior | Term Loans By Origination Date | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (27,175) (7,632)
Gross Charges By Origination Year 0 0
Prior | Term Loans By Origination Date | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (26,896) (204)
Gross Charges By Origination Year 0 0
Prior | Term Loans By Origination Date | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (280,924) (253,195)
Gross Charges By Origination Year 0 0
Prior | Term Loans By Origination Date | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (619) (913)
Gross Charges By Origination Year 0 0
Prior | Term Loans By Origination Date | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (179,797) (93,170)
Gross Charges By Origination Year (75) (2,537)
Prior | Term Loans By Origination Date | 1-2 High Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (435,411) (313,707)
Prior | Term Loans By Origination Date | 1-2 High Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 1-2 High Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 1-2 High Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 1-2 High Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (254,638) (208,542)
Prior | Term Loans By Origination Date | 1-2 High Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (3) (3)
Prior | Term Loans By Origination Date | 1-2 High Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,148) (14)
Prior | Term Loans By Origination Date | 3-4 Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (2,882,938) (1,854,908)
Prior | Term Loans By Origination Date | 3-4 Pass | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (63,919) (37,838)
Prior | Term Loans By Origination Date | 3-4 Pass | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (27,175) (7,632)
Prior | Term Loans By Origination Date | 3-4 Pass | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (26,896) (204)
Prior | Term Loans By Origination Date | 3-4 Pass | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (25,945) (40,714)
Prior | Term Loans By Origination Date | 3-4 Pass | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (622) (910)
Prior | Term Loans By Origination Date | 3-4 Pass | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (158,810) (87,645)
Prior | Term Loans By Origination Date | 5 Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (170,755) (125,087)
Prior | Term Loans By Origination Date | 5 Special Mention | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (181) (238)
Prior | Term Loans By Origination Date | 5 Special Mention | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 5 Special Mention | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 5 Special Mention | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1) (3,505)
Prior | Term Loans By Origination Date | 5 Special Mention | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 5 Special Mention | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (5,071) (2,858)
Prior | Term Loans By Origination Date | 6-8 Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (68,476) (20,585)
Prior | Term Loans By Origination Date | 6-8 Classified | Consumer Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (486) (74)
Prior | Term Loans By Origination Date | 6-8 Classified | Commercial Real Estate Construction Loan Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 6-8 Classified | Residential Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 6-8 Classified | Asset Based [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (340) (434)
Prior | Term Loans By Origination Date | 6-8 Classified | Venture Capital Loans [Member] | Venture Capital Loans [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Term Loans By Origination Date | 6-8 Classified | Other Commercial [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (13,768) (2,653)
Prior | Commercial Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,993,774) (1,284,814)
Gross Charges By Origination Year (14,185) (326)
Prior | Commercial Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (69,205) (35,343)
Prior | Commercial Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (1,765,454) (1,148,386)
Prior | Commercial Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (129,549) (87,077)
Prior | Commercial Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (29,566) (14,008)
Prior | Residential Real Estate [Member] | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (962,527) (613,260)
Gross Charges By Origination Year 0 0
Prior | Residential Real Estate [Member] | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (109,423) (69,805)
Prior | Residential Real Estate [Member] | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (794,599) (511,185)
Prior | Residential Real Estate [Member] | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (35,953) (31,409)
Prior | Residential Real Estate [Member] | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (22,552) (861)
Prior | Other Residential Real Estate | Term Loans By Origination Date | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (21,282) (22,949)
Gross Charges By Origination Year (4) (81)
Prior | Other Residential Real Estate | Term Loans By Origination Date | 1-2 High Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Other Residential Real Estate | Term Loans By Origination Date | 3-4 Pass | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net (19,518) (20,394)
Prior | Other Residential Real Estate | Term Loans By Origination Date | 5 Special Mention | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net 0 0
Prior | Other Residential Real Estate | Term Loans By Origination Date | 6-8 Classified | Mortgages [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans held for investment, net $ (1,764) $ (2,555)
[1] Amounts with negative balances are loans with zero principal balances and deferred loan origination fees.