Restricted Cash {1} Restricted Cash The entire disclosure for restricted cash. Due to affiliates {1} Due to affiliates Basic Loss before taxes Equity in (loss) income of National Beef Packing Company, LLC This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. Interest expense Operating loss Members capital units outstanding {1} Members capital units outstanding The number of limited liability company units outstanding. Commitments and contingencies Accrued compensation and benefits Current liabilities: Total assets Other assets Other current assets Entity Current Reporting Status Amount of proceeds deposited in escrow account related to transaction with Leucadia Per unit price to purchase or convert contractual rights to Class A unitholders (in dollars per unit) This represents the purchase price of unit or conversion price per unit of appreciation rights. Investments In And Advances To Affiliates Schedule Of Investments Tables ReconciliationOfMembersCapitalTableTextBlock Due from affiliates {1} Due from affiliates Adjustments to reconcile net (loss) income to net cash provided by operating activities: Outstanding weighted-average Class A and Class B units: Diluted Class A Units: Property, plant, and equipment, at cost Due from affiliates Document Period End Date Percentage of escrow funds for indemnification claims for first year Represents the percentage of escrow funds for indemnification claims for first year. Statement {1} Statement Interim Financial Statements Member distributions Amount of equity impact of cash distributions declared to unit-holder of limited liability company (LLC). Total long-term liabilities Net property, plant, and equipment Total current assets Entity Voluntary Filers Restricted Cash Net cash used in operating activities Cash flows from operating activities: Class B units {3} Class B units The average number of limited liability Class B company units issued and outstanding that are used in calculating diluted earnings per unit. Members' capital, 735,385 Class A units and 755,385 Class B units authorized, issued and outstanding Remaining membership interests in National Beef Packing Company, LLC (NBP) Percentage of subsidiary's or equity investee's stock owned by parent company after stock transaction. Investment in National Beef Packing Company, LLC {1} Investment in National Beef Packing Company, LLC Loss Attributable to USPB Per Unit Net increase (decrease) in cash Accounts payable Selling, general, and administrative expenses Maximum number of shares purchase or converted into contractual rights to Class A unitholders Maximum number of shares purchase or converted into contractual rights. Percentage of loss allocated to Class A unit holders This represents the percentage of income allocated to limited liability Class A unit holders. Following table represents a reconciliation of Members' Capital Leucadia to purchase of the membership interests in NBP Percentage of purchase arrangement in which the entity has agreed ReconciliationOfMembersCapitalTableTextBlock {1} ReconciliationOfMembersCapitalTableTextBlock The entire tabular disclosure for beginning balance of members capital changes during the year and ending balance. Interest income Parentheticals Liabilities and Capital Shares and Equities ASSETS Entity Public Float Description of restricted cash Loss Attributable to USPB Per Unit Details: Members' Capital {2} Members' Capital Cash and cash equivalents at beginning of period Cash and cash equivalents at beginning of period Cash and cash equivalents at end of the period Effect of exchange rate changes on cash Class A units {1} Class A units Net income or loss allocated to each limited liability company unit outstanding during the reporting period and Class A unit that would have been outstanding assuming the issuance of limited liability company units for all dilutive potential units outstanding during the reporting period. Net loss Income tax expense Total current liabilities Restricted cash Current assets: Schedule of summary of the results of operations for NBP Statement of operations for the company in which the filer has an investment that is carried under the equity method of accounting. Net cash (used in) provided by financing activities Equity in (loss) income of National Beef Packing Company, LLC {1} Equity in (loss) income of National Beef Packing Company, LLC This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. Depreciation and amortization {1} Depreciation and amortization Cash flows operating activities: Net sales Members capital units authorized {1} Members capital units authorized The number of limited liability company units authorized to be issued. Class B Units: Members capital units outstanding The number of limited liability company units outstanding. Other receivables Entity Well-known Seasoned Issuer Entity Filer Category Document and Entity Information: Percentage of loss allocated to Class B unit holders This represents the percentage of loss allocated to limited liability Class B unit holders. Balance Balance Balance Amount of member capital in limited liability company (LLC). Changes in assets and liabilities: Diluted {1} Diluted Long-term liabilities: Other accrued expenses and liabilities Accounts payable - trade Document Fiscal Year Focus Document Type Members' Capital {1} Members' Capital The entire disclosure for Members' capital. Cash flows from investing activities: Other assets {1} Other assets Members capital units issued {1} Members capital units issued The number of limited liability company units issued. Cash and cash equivalents Allocation of net loss for the thirteen week period ended March 29, 2014 Total costs and expenses Cost of sales Revenues: Capital shares and equities: Document Fiscal Period Focus Entity Registrant Name Equity Component [Domain] Number of shares CEO may purchase on termination of eighteen months after termination to Class A unit holders Number of units that CEO can purchase, upon mutual agreement of the board of the company and the CEO. Equity Components Schedule Of Loss Per Unit Calculation Tabular disclosure of the numerators and the denominators of the basic and diluted per-share (or per-unit) computations for income from continuing operations, including the effect that has been given to preferred dividends, if any. Other accrued expenses and liabilities {1} Other accrued expenses and liabilities Class B units {2} Class B units The average number of limited liability company Class B units issued and outstanding that are used in calculating basic earnings per unit. Loss per unit: Total liabilities Due to affiliates Trading Symbol Member distributions {1} Member distributions Amount of equity impact of cash distributions declared to unit-holder of limited liability company (LLC). Basis of Presentation Details: Prior year excess distribution The cash inflow from prior year excess distribution. Release of escrowed funds related to the 2011 transaction with Leucadia Describe the restrictions with respect to withdrawal or usage and the specific cash or cash equivalent item. Restrictions may include contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Other receivables {1} Other receivables Class A units {3} Class A units The average number of limited liability Class A company units issued and outstanding that are used in calculating diluted earnings per unit. Class B units {1} Class B units Net loss allocated to each limited liability company unit outstanding during the reporting period and Class B unit that would have been outstanding assuming the issuance of limited liability company units for all dilutive potential units outstanding during the reporting period. Members capital units issued The number of limited liability company units issued. Total liabilities and capital shares and equities Total of all Liabilities and Capital Shares and Equities items, including the portion of equity attributable to noncontrolling interests. Total capital shares and equities Less accumulated depreciation Statement Members Capital Interim Financial Statements {1} Interim Financial Statements Accrued compensation and benefits {1} Accrued compensation and benefits Net loss {1} Net loss Other income (expense): Depreciation and amortization Patronage notices payable Total of patronage notice payable in cash. Entity Common Stock, Shares Outstanding Current Fiscal Year End Date Entity Central Index Key Number of shares converted into unit appreciation rights to Class A unitholders Number of shares that converted into Unit Appreciation Rights. Loss Attributable to USPB Per Unit {1} Loss Attributable to USPB Per Unit Basic {1} Basic Other liabilities Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the noncurrent portion of the liabilities due after one year (or the normal operating cycle, if longer). Investment in National Beef Packing Company, LLC Proceeds from escrow deposits Represents the amount received from escrow deposit funds during the period. Loss Per Unit Calculation Table Text Block: Investment in National Beef Packing Company, LLC {2} Investment in National Beef Packing Company, LLC Net cash provided by investing activities Class B units Net income (loss) allocated to each outstanding limited liability company Class B unit. Other, net Members capital units authorized The number of limited liability company units authorized to be issued. Distributions payable Total amount of distributions payable. Amendment Flag Percentage of escrow funds for indemnification claims for second year Represents the percentage of escrow funds for indemnification claims for second year. Restricted Cash Details Decprition of condition of maximum units authorized to issue conversion of rights to units Represents the description of condition for maximum units authorized to issue and conversion of rights to units. Change in overdraft balances Cash flows from financing activities: Class A units {2} Class A units The average number of limited liability company Class A units issued and outstanding that are used in calculating basic earnings per unit. Class A units Net income (loss) allocated to each outstanding limited liability company Class A unit. Costs and expenses: