Consolidated Statements of Financial Condition - USD ($) $ in Thousands		Jun. 30, 2025	Dec. 31, 2024
Assets
Cash and cash equivalents		$ 1,857,669	$ 2,648,308
Cash segregated for regulatory purposes		68,394	29,895
Receivables:
Brokerage clients, net		916,496	897,363
Brokers, dealers, and clearing organizations		637,057	486,465
Securities purchased under agreements to resell		637,530	528,976
Financial instruments owned, at fair value		1,343,513	1,169,008
Available-for-sale securities, at fair value		1,546,392	1,584,598
Held-to-maturity securities, at amortized cost	[1]	6,584,925	6,524,954
Loans:
Held for investment, net		20,647,094	20,731,796
Held for sale, at lower of cost or market		800,766	578,980
Investments, at fair value		78,572	75,358
Fixed assets, net		197,053	193,156
Operating lease right-of-use assets, net		814,952	809,174
Goodwill		1,478,887	1,395,218
Intangible assets, net		115,455	113,574
Loans and advances to financial advisors and other employees, net		746,007	682,196
Deferred tax assets, net		185,167	152,378
Other assets		1,203,724	1,294,143
Total assets		39,859,653	39,895,540
Payables:
Brokerage clients		579,161	468,773
Brokers, dealers, and clearing organizations		447,632	215,249
Drafts		106,723	126,770
Securities sold under agreements to repurchase		719,432	580,170
Bank deposits		28,673,063	29,102,227
Financial instruments sold, but not yet purchased, at fair value		819,555	646,271
Accrued compensation		561,252	790,194
Lease liabilities, net		876,872	867,426
Accounts payable and accrued expenses		801,948	735,072
Senior notes		617,030	616,618
Debentures to Stifel Financial Capital Trusts		60,000	60,000
Total liabilities		34,262,668	34,208,770
Equity
Preferred stock - $1 par value; authorized 3,000,000 shares; issued 27,400 shares		685,000	685,000
Common stock - $0.15 par value; authorized 194,000,000 shares; issued 111,662,688 and 111,662,571 shares, respectively		16,749	16,749
Additional paid-in-capital		1,837,783	1,895,568
Retained earnings		3,813,207	3,794,609
Accumulated other comprehensive loss		(34,200)	(75,638)
Treasury stock, at cost, 9,472,822 and 9,491,204 shares, respectively		(721,554)	(629,518)
Total equity		5,596,985	5,686,770
Total liabilities and equity		$ 39,859,653	$ 39,895,540

[1] Held-to-maturity securities are carried in the consolidated statements of financial condition at amortized cost, and the changes in the value of these securities, other than impairment charges, are not reported on the consolidated financial statements.