Quarterly report pursuant to Section 13 or 15(d)

General - Carrying Amounts and Classification of Assets and Liabilities for VIEs (Detail)

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General - Carrying Amounts and Classification of Assets and Liabilities for VIEs (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Variable Interest Entity [Line Items]    
Current assets $ 1,013,094 $ 1,014,928
Noncurrent assets 385,730 393,642
Total assets 1,398,824 1,408,570
Current liabilities 269,743 310,422
Noncurrent liabilities 115,808 118,228
Total liabilities 385,551 428,650
Variable interest entity, primary beneficiary [Member] | HF Logistics-SKX, LLC [Member]
    
Variable Interest Entity [Line Items]    
Current assets 3,028 3,076
Noncurrent assets 128,419 129,796
Total assets 131,447 132,872
Current liabilities 2,043 1,835
Noncurrent liabilities 79,065 79,389
Total liabilities 81,108 81,224
Variable interest entity, primary beneficiary [Member] | Distribution joint ventures [Member]
    
Variable Interest Entity [Line Items]    
Current assets 53,277 49,835
Noncurrent assets 9,269 9,209
Total assets 62,546 59,044
Current liabilities 16,269 15,687
Noncurrent liabilities 32 32
Total liabilities $ 16,301 $ 15,719