Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2015	Mar. 31, 2015
Common Stock, Par or Stated Value Per Share		$ 0.10	$ 0.10
Receivables:
Fixed assets, net		$ 167,741	$ 179,606
Current Liabilities
Business Combination, Contingent Consideration, Liability, Current		2,694
Business Combination, Contingent Consideration, Liability, Noncurrent		87,770
REDEEMABLE NONCONTROLLING INTERESTS		$ 158,531	$ 45,520
STOCKHOLDERS' EQUITY
Common Stock, Shares Authorized		500,000,000	500,000,000
Common Stock, Shares, Issued		107,700,310	111,469,142
Consolidated Entity Excluding Consolidated Investment Vehicles Before Eliminations [Member]
Current Assets
Cash and cash equivalents		$ 563,472	$ 669,552
Receivables:
Investment securities	[1]	498,017	454,735
Other current assets		60,108	51,750
Total Current Assets		1,715,627	1,880,689
TOTAL ASSETS		6,793,279	7,032,631
Current Liabilities
Short-term borrowings		40,000	0
Other current liabilities		102,756	177,879
Total Current Liabilities		684,513	808,640
TOTAL LIABILITIES		2,390,627	2,537,150
REDEEMABLE NONCONTROLLING INTERESTS		117,601	10,787
STOCKHOLDERS' EQUITY
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY		6,793,279	7,032,631
Consolidated Investment Vehicles [Member]
Current Assets
Cash and cash equivalents		1,138	2,808
Receivables:
Investment securities		52,674	48,000
Other current assets		5,766	6,121
Total Current Assets		59,578	56,929
TOTAL ASSETS		59,578	56,929
Current Liabilities
Other current liabilities		4,087	6,436
Total Current Liabilities		4,087	6,436
TOTAL LIABILITIES		4,087	6,436
REDEEMABLE NONCONTROLLING INTERESTS		37,568	27,581
STOCKHOLDERS' EQUITY
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY		59,578	56,929
Consolidated Legg Mason, Inc.
Current Assets
Restricted cash		16,776	32,114
Receivables:
Investment advisory and related fees		332,769	368,399
Other receivables		62,746	118,850
Deferred income taxes		167,355	169,706
Total Current Assets		1,760,821	1,922,035
Fixed assets, net		167,741	179,606
Intangible assets, net		3,142,060	3,313,334
Goodwill		1,471,145	1,339,510
Deferred income taxes		175,479	161,978
Other non-current assets		121,227	157,514
TOTAL ASSETS		6,838,473	7,073,977
Current Liabilities
Accrued compensation		349,890	400,245
Accounts Payable and Accrued Liabilities, Current		189,144	208,210
Business Combination, Contingent Consideration, Liability, Current		2,694	22,276
Total Current Liabilities		688,571	815,046
Deferred compensation		64,641	51,706
Deferred income taxes		343,416	362,209
Business Combination, Contingent Consideration, Liability, Noncurrent		87,770	88,508
Other non-current liabilities		153,528	167,998
Long-term Debt		1,056,759	1,058,089
TOTAL LIABILITIES		2,394,685	2,543,556
REDEEMABLE NONCONTROLLING INTERESTS		158,531	45,520
STOCKHOLDERS' EQUITY
Common stock, par value $.10; authorized 500,000,000 shares; issued 107,700,310 shares in December 2015 and 111,469,142 shares in March 2015		10,770	11,147
Additional paid-in capital		2,708,754	2,844,441
Employee stock trust		(27,321)	(29,570)
Deferred compensation employee stock trust		27,321	29,570
Retained earnings		1,643,842	1,690,055
Accumulated other comprehensive income, net		(78,109)	(60,742)
TOTAL STOCKHOLDERS' EQUITY		4,285,257	4,484,901
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY		$ 6,838,473	$ 7,073,977

[1] Amounts are included in Other non-current assets in the Consolidated Balance Sheets for each of the periods presented.