Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Revenues
Total revenues	$ 135,509	$ 78,995
Consolidated variable interest entities related:
Total revenues	135,509	78,995
Expenses
Compensation and benefits	52,194	26,732
Consolidated variable interest entities related:
Total expenses	72,984	43,245
Other income (expense)
Equity in (loss) income of investees	(625)	20,049
Interest income	168	423
Non-operating income	4,343	3,603
Consolidated variable interest entities related:
Unrealized income (loss)	4,344	3,455
Total other income (expense)	5,089	20,895
Income before income taxes	67,614	56,645
Income tax expense	11,488	11,964
Net income	56,126	44,681
Net income attributable to Hamilton Lane Incorporated	33,484	28,168
Class A Common Stock
Consolidated variable interest entities related:
Net income attributable to Hamilton Lane Incorporated	$ 33,484	$ 28,168
Basic earnings per share of Class A common stock (in dollars per share)	$ 0.92	$ 0.78
Diluted earnings per share of Class A common stock (in dollars per share)	0.91	0.78
Dividends declared per share of Class A common stock (in dollars per share)	$ 0.40	$ 0.35
Consolidated Entity Excluding Variable Interest Entities (VIE)
Expenses
General, administrative and other	$ 20,513	$ 16,154
Consolidated variable interest entities related:
General, administrative and other	20,513	16,154
Other income (expense)
Interest expense	(1,495)	(1,165)
Primary Beneficiary
Expenses
General, administrative and other	277	359
Consolidated variable interest entities related:
General, administrative and other	277	359
Consolidated variable interest entities related:
Equity in income of investees	732	229
Unrealized income (loss)	1,966	(2,244)
General Partnerships
Consolidated variable interest entities related:
Less: (loss) Income attributable to non-controlling interests	308	213
Hamilton Lane Advisors, L.L.C.
Consolidated variable interest entities related:
Less: (loss) Income attributable to non-controlling interests	20,168	19,296
Hamilton Lane Alliance Holdings I, Inc.
Consolidated variable interest entities related:
Less: (loss) Income attributable to non-controlling interests	2,166	(2,996)
Management and advisory fees
Revenues
Total revenues	85,946	73,884
Consolidated variable interest entities related:
Total revenues	85,946	73,884
Incentive fees
Revenues
Total revenues	49,563	5,111
Consolidated variable interest entities related:
Total revenues	49,563	5,111
Incentive fees | Consolidated Entity Excluding Variable Interest Entities (VIE)
Revenues
Total revenues	49,524	2,364
Consolidated variable interest entities related:
Total revenues	49,524	2,364
Incentive fees | Primary Beneficiary
Revenues
Total revenues	39	2,747
Consolidated variable interest entities related:
Total revenues	$ 39	$ 2,747