Quarterly report pursuant to Section 13 or 15(d)

Line of Credit, Short-Term and Long-Term Borrowings - Additional Information (Detail)

v3.4.0.3
Line of Credit, Short-Term and Long-Term Borrowings - Additional Information (Detail) - USD ($)
 3 Months Ended
Aug. 21, 2015
Dec. 29, 2010
Mar. 31, 2016
Dec. 31, 2015
Aug. 11, 2015
Jun. 30, 2015
Nov. 16, 2012
Jun. 30, 2011
Apr. 30, 2010
Debt Instrument [Line Items]                  
Outstanding letters of credit     $ 1,700,000 $ 4,000,000          
Short-term borrowings     $ 58,000 59,000          
Line of credit facility, expiration period     5 years            
Line of credit facility, outstanding amount     $ 100,000 100,000          
Derivative effective dates     Aug. 12, 2015            
Current installments of long-term borrowings     $ 14,420,000 15,653,000          
Commitment fees, amortization period     5 years            
Joint Venture with HF Logistics [Member]                  
Debt Instrument [Line Items]                  
Capital contribution made by the company $ 38,700,000                
Ownership percentage joint venture     50.00%            
Interest Rate Swap [Member] | Joint Venture with HF Logistics [Member]                  
Debt Instrument [Line Items]                  
Interest rate swap agreement date     Aug. 14, 2015            
Derivative effective dates     Aug. 12, 2015            
Maturity date of swap agreement     Aug. 12, 2022            
Derivative early termination date     Aug. 01, 2020            
Effective fixed interest rate of loan with swap     4.08%            
Construction Loan Agreement [Member]                  
Debt Instrument [Line Items]                  
Debt instrument maturity date     Oct. 30, 2015            
Building Loan [Member]                  
Debt Instrument [Line Items]                  
Debt closing and arrangement fees     $ 800,000            
Maximum limit of Master Agreement for long-term debt   $ 80,000,000              
Term of Master Agreement for long-term debt     60 months            
First Note [Member]                  
Debt Instrument [Line Items]                  
Borrowing under Master Agreement for long-term debt   $ 39,300,000              
Fixed interest rate of note payable     3.54%            
Second Note [Member]                  
Debt Instrument [Line Items]                  
Fixed interest rate of note payable     3.19%            
Borrowing limit under new agreement               $ 36,300,000  
Current installments of long-term borrowings     $ 12,600,000 $ 13,900,000          
Credit Agreement [Member]                  
Debt Instrument [Line Items]                  
Maximum amount of credit facility           $ 250,000,000      
Maturity date of credit agreement     Jun. 30, 2020            
Line of credit facility, interest rate     Borrowings bear interest at the Company’s election based on (a) LIBOR or (b) the greater of (i) the Prime Rate, (ii) the Federal Funds Rate plus 0.5% and (iii) LIBOR for a 30-day period plus 1.0%, in each case, plus an applicable margin based on the average daily principal balance of revolving loans available under the Credit Agreement.            
Unused line of credit fee     0.25%            
Debt closing and arrangement fees     $ 1,100,000            
Credit Agreement [Member] | Federal Funds Rate [Member]                  
Debt Instrument [Line Items]                  
Line of credit facility, interest rate     Federal Funds Rate plus 0.5%            
Interest rate of line of credit agreement     0.50%            
Credit Agreement [Member] | LIBOR Loans [Member]                  
Debt Instrument [Line Items]                  
Line of credit facility, interest rate     LIBOR for a 30-day period plus 1.0%            
Interest rate of line of credit agreement     1.00%            
Original Loan [Member] | Joint Venture with HF Logistics [Member]                  
Debt Instrument [Line Items]                  
Outstanding principal balance of the original loan         $ 77,300,000        
New Loan [Member] | Joint Venture with HF Logistics [Member]                  
Debt Instrument [Line Items]                  
Debt instrument maturity date     Aug. 12, 2020            
Current borrowing capacity         $ 70,000,000        
Payment of accrued interest, loan fees and other closing costs     $ 900,000            
Distribution made by JV     $ 31,300,000            
New Loan [Member] | LIBOR Loans [Member] | Joint Venture with HF Logistics [Member]                  
Debt Instrument [Line Items]                  
Interest rate of line of credit agreement     2.00%            
Debt instrument basis spread on variable rate     Floating Rate (as defined in the Amended Loan Agreement) plus a margin of 2%.            
Maximum [Member]                  
Debt Instrument [Line Items]                  
Additional amount in credit facility           $ 100,000,000      
Maximum [Member] | Original Loan [Member] | Construction Loan Agreement [Member]                  
Debt Instrument [Line Items]                  
Borrowing under loan agreement                 $ 55,000,000
Maximum [Member] | Modification Loan [Member] | Construction Loan Agreement [Member]                  
Debt Instrument [Line Items]                  
Borrowing under loan agreement             $ 80,000,000