Long-Term Debt (Details) (Legg Mason, Inc., USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Mar. 31, 2011
Debt Instrument
Accreted Value of Long-term debt	$ 1,136,892	$ 1,201,868
Less: current portion	1,278	792
Total	1,135,614	1,201,076
Unamortized Discount	122,991
Total	1,259,883
Debt Instrument Maturity Amount, Current	1,278
Total Maturity Amount, noncurrent	1,258,605
2.5% convertible senior notes
Debt Instrument
Accreted Value of Long-term debt	1,127,009	1,087,932
Unamortized Discount	122,991
Total	1,250,000
5.6% senior notes from Equity Units
Debt Instrument
Accreted Value of Long-term debt	0
Outstanding debt from senior notes		103,039
Unamortized Discount	0
Total	0
Other term loans
Debt Instrument
Accreted Value of Long-term debt	9,883	10,897
Unamortized Discount	0
Total	$ 9,883

The current portion of the amount due to satisfy the obligation at the maturity date.

No definition available.

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The noncurrent portion of the aggregate carrying amount of all long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any), which is debt initially having maturities due after one year from the balance sheet date.

+ References

No definition available.

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Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

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- Definition

The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

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Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date. May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

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Total of the portions of the carrying amounts as of the balance sheet date of long-term debt, which may include notes payable, bonds payable, debentures, mortgage loans, and commercial paper, which are scheduled to be repaid within one year or the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

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Sum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year (current maturities) or the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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