Related Party Transactions	3 Months Ended
Related Party Transactions	Mar. 31, 2017
Related Party Transactions [Abstract]
Related Party Transactions	Related Party Transactions Jefferies Capital Partners Related Funds. Jefferies has equity investments in the JCP Manager and in private equity funds, which are managed by a team led by Brian P. Friedman, our President and a Director ("Private Equity Related Funds"). Reflected in our Consolidated Statements of Financial Condition at March 31, 2017 and December 31, 2016 are Jefferies equity investments in Private Equity Related Funds of $36.7 million and $37.7 million, respectively. Net gains (losses) aggregating $(1.3) million and $(2.6) million for the three months ended March 31, 2017 and 2016, respectively, were recorded related to the Private Equity Related Funds. For further information regarding our commitments and funded amounts to the Private Equity Related Funds, see Notes 8 and 20. Berkadia Commercial Mortgage, LLC. At March 31, 2017 and December 31, 2016, Jefferies has commitments to purchase $654.2 million and $817.0 million, respectively, in agency commercial mortgage-backed securities from Berkadia. Officers, Directors and Employees. We have $40.4 million and $41.2 million of loans outstanding to certain employees (none of whom are an executive officer or director of the Company) at March 31, 2017 and December 31, 2016, respectively. Receivables from and payables to customers include balances arising from officers, directors and employees individual security transactions. These transactions are subject to the same regulations as all customer transactions and are provided on substantially the same terms. At March 31, 2017 and December 31, 2016, Jefferies provided a guarantee of a credit agreement for a private equity fund owned by Jefferies employees. National Beef. National Beef participates in a cattle supply agreement with a minority owner and holder of a redeemable noncontrolling interest in National Beef. Under this agreement National Beef has agreed to purchase 735,385 head of cattle each year (subject to adjustment), from the members of the minority owner, with prices based on those published by the U.S. Department of Agriculture, subject to adjustments for cattle performance. National Beef obtained approximately 26% and 36% of its cattle requirements under this agreement during the three months ended March 31, 2017 and 2016, respectively. National Beef also enters into transactions with an affiliate of another minority owner and holder of a redeemable noncontrolling interest in National Beef to buy and sell a limited number of beef products. During the three months ended March 31, 2017, sales to this affiliate were $7.1 million and purchases were $2.8 million. During the three months ended March 31, 2016, sales to this affiliate were $6.0 million and purchases were $3.2 million. At March 31, 2017 and December 31, 2016, amounts due from and payable to these related parties were not significant. HomeFed. During 2014, we sold to HomeFed substantially all of our real estate properties and operations as well as cash of approximately $14.0 million, in exchange for 7,500,000 newly issued unregistered HomeFed common shares. As discussed in Note 9, as a result of a 1998 distribution to all of our shareholders, approximately 4.8% of HomeFed is beneficially owned by our Chairman at March 31, 2017. Our Chairman also serves as HomeFed’s Chairman and our President is a Director of HomeFed. 54 Madison. At March 31, 2017 and December 31, 2016, approximately $230.2 million and $230.2 million, respectively, of long-term debt held by 54 Madison is owed to minority owners of 54 Madison. The interest rate on these long-term notes range between 4.2% and 6.0%. The employees of the asset manager of 54 Madison and employees of certain asset managers of 54 Madison's investments are also employees of Leucadia. These employees are also minority owners of 54 Madison. See Note 9 for information on transactions with Jefferies Finance and Jefferies LoanCore.