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Long-Term Debt (SHPP RDA Loan) - Additional Information (Detail) - SHPP RDA Loan [Member] - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2016
Oct. 31, 2012
Debt Instrument [Line Items]    
Debt instrument maturity period 25 years  
Floating rate of interest, spread 2.00%  
Floating rate of interest equal to the greater of (i) the prime rate (as published in The Wall Street Journal) plus variable or (ii) stated 5.50%  
Debt instrument description The prime rate (as published in The Wall Street Journal) plus 2.0%, or (ii) 5%  
Minimum [Member]    
Debt Instrument [Line Items]    
Floating rate of interest equal to the greater of (i) the prime rate (as published in The Wall Street Journal) plus variable or (ii) stated 5.00%  
Subsidiaries [Member]    
Debt Instrument [Line Items]    
Loan agreement amount   $ 2,100
Date of loan agreement Oct. 31, 2012