Consolidated Statements of Financial Condition - USD ($) $ in Thousands		Dec. 31, 2017	Dec. 31, 2016
ASSETS
Cash and cash equivalents		$ 5,275,480	$ 3,807,558
Cash and securities segregated and on deposit for regulatory purposes or deposited with clearing and depository organizations		578,014	857,337
Financial instruments owned, including securities pledged of $10,842,051 and $9,706,881:
Trading assets, at fair value		15,512,730	14,985,237
Available for sale securities		716,561	301,049
Total financial instruments owned		16,229,291	15,286,286
Investments in managed funds		569,946	515,318
Loans to and investments in associated companies		2,066,829	2,125,098
Securities borrowed		7,721,803	7,743,562
Securities purchased under agreements to resell		3,689,559	3,862,488
Receivables		5,419,015	4,425,178
Property, equipment and leasehold improvements, net		750,403	709,242
Intangible assets, net and goodwill		2,463,180	2,513,678
Deferred tax asset, net		743,811	1,461,815
Assets held for sale		0	128,083
Other assets		1,661,777	1,635,664
Total assets	[1]	47,169,108	45,071,307
LIABILITIES
Short-term borrowings		436,215	525,842
Trading liabilities, at fair value		8,454,965	8,388,619
Securities loaned		2,843,911	2,819,132
Securities sold under agreements to repurchase		8,660,511	6,791,676
Other secured financings		1,029,485	1,026,429
Payables, expense accruals and other liabilities		7,167,666	7,373,708
Long-term debt		7,885,783	7,380,443
Total liabilities	[1]	36,478,536	34,305,849
Commitments and contingencies
MEZZANINE EQUITY
Redeemable noncontrolling interests		426,593	336,809
Mandatorily redeemable convertible preferred shares		125,000	125,000
EQUITY
Common shares, par value $1 per share, authorized 600,000,000 shares; 356,227,038 and 359,425,061 shares issued and outstanding, after deducting 60,165,980 and 56,947,654 shares held in treasury		356,227	359,425
Additional paid-in capital		4,676,038	4,812,587
Accumulated other comprehensive income		372,724	310,697
Retained earnings		4,700,968	4,645,391
Total Leucadia National Corporation shareholders’ equity		10,105,957	10,128,100
Noncontrolling interests		33,022	175,549
Total equity		10,138,979	10,303,649
Total		$ 47,169,108	$ 45,071,307

[1] Total assets include assets related to variable interest entities of $382.9 million and $815.8 million at December 31, 2017 and 2016, respectively, and Total liabilities include liabilities related to variable interest entities of $1,031.0 million and $1,284.7 million at December 31, 2017 and 2016, respectively. See Note 9 for additional information related to variable interest entities.