XML 58 R42.htm IDEA: XBRL DOCUMENT v3.8.0.1
Revolving Credit Facilities and Mortgage Payable - Mortgage (Details) - USD ($)
Sep. 30, 2017
Mar. 31, 2017
Jul. 31, 2014
Debt Instrument [Line Items]      
Short-term borrowings $ 133,474,000 $ 549,000  
Mortgage payable 31,803,000 $ 32,082,000  
Mortgages      
Debt Instrument [Line Items]      
Debt instrument face amount     $ 33,900,000
Long-term debt gross 32,366,000    
Short-term borrowings 563,000    
Mortgage payable $ 31,803,000