Mezzanine Equity - Additional Information (Details) - USD ($)	3 Months Ended	6 Months Ended	12 Months Ended
	Sep. 30, 2017	Jun. 30, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 30, 2021	Dec. 30, 2018	Jan. 29, 2017
Purchase Requirement [Line Items]
Redeemable noncontrolling interests			$ 426,593,000	$ 336,809,000
Mandatorily redeemable convertible preferred shares redemption value			$ 125,000,000	$ 125,000,000
Dividends per common share (USD per share)	$ 0.10	$ 0.0625	$ 0.325	$ 0.25	$ 0.25
3.25% Cumulative Convertible Preferred Shares
Purchase Requirement [Line Items]
Dividend rate on preferred stock			3.25%
Mandatorily redeemable convertible preferred shares redemption value			$ 125,000,000.0
Mandatory redeemable preferred stock, number of shares in conversion			4,162,200
Mandatory redeemable preferred stock, effective conversion price per share (USD per share)			$ 30.03
Minimum common dividend considered for additional quarterly payments (USD per share			$ 0.0625
Preferred stock dividend			$ 4,400,000	$ 4,100,000
Mandatorily redeemable preferred shares callable price per share (USD per share)			$ 1,000
Jefferies
Purchase Requirement [Line Items]
Dividend rate on preferred stock			3.25%
Other
Purchase Requirement [Line Items]
Redeemable noncontrolling interests			$ 14,500,000	$ 14,800,000
National Beef | Put Rights
Purchase Requirement [Line Items]
Put right interest percentage								33.33%
National Beef | Forecast | Put Rights
Purchase Requirement [Line Items]
Put right interest percentage						33.33%	33.33%
USPB | Call Rights | Maximum
Purchase Requirement [Line Items]
Ownership interests as a percent of original interest			20.00%
Other Members | Call Rights | Maximum
Purchase Requirement [Line Items]
Ownership interests as a percent of original interest			50.00%
Anniversary of acquisition			10 years