COMMITMENTS AND CONTINGENCIES - Contractual Commitments - Land Pipeline (Details) $ in Thousands, ft² in Millions	May 08, 2017 USD ($) a entity $ / a	Mar. 31, 2017 ft²	Mar. 31, 2016 a
Contracts
Area of real estate property | ft²		1.8
Commercial
Contracts
Acres			3.1
Expected | Potential land sales transactions
Contracts
Number of purchase and sale agreements | entity	8
Number of buyers | entity	8
Percentage area of land holdings	26.00%
Acres	2,122
Contract Amount | $	$ 80,003
Price per Acre | $ / a	38,000
Expected | Commercial/Retail | Property one | Potential land sales transactions
Contracts
Acres	35
Contract Amount | $	$ 14,000
Price per Acre | $ / a	400,000
Expected | Commercial/Retail | Property two | Potential land sales transactions
Contracts
Acres	9
Contract Amount | $	$ 2,700
Price per Acre | $ / a	300,000
Expected | Commercial/Retail | Property three | Potential land sales transactions
Contracts
Acres	22
Contract Amount | $	$ 5,574
Price per Acre | $ / a	253,000
Expected | Commercial/Retail | Property four | Potential land sales transactions
Contracts
Acres	13
Contract Amount | $	$ 2,032
Price per Acre | $ / a	156,000
Expected | Retail site | Potential land sales transactions
Contracts
Acres	82
Contract Amount | $	$ 20,187
Price per Acre | $ / a	246,000
Expected | Residential | Property one | Potential land sales transactions
Contracts
Acres	1,686
Contract Amount | $	$ 31,360
Price per Acre | $ / a	19,000
Expected | Residential | Property two | Potential land sales transactions
Contracts
Acres	129
Contract Amount | $	$ 2,750
Price per Acre | $ / a	21,000
Expected | Option Parcel | Potential land sales transactions
Contracts
Acres	146
Contract Amount | $	$ 1,400
Price per Acre | $ / a	10,000