FAIR VALUE MEASUREMENTS (Details) (USD $) | Sep. 30, 2014 | Jun. 30, 2014 |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Other investments - warrants | $82,000 | $118,000 |
Investment in marketable securities | 3,996,000 | 4,931,000 |
Assets, Fair Value Disclosure | 4,078,000 | 5,049,000 |
Fair Value, Inputs, Level 1 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Other investments - warrants | 0 | 0 |
Investment in marketable securities | 3,996,000 | 4,931,000 |
Assets, Fair Value Disclosure | 3,996,000 | 4,931,000 |
Fair Value, Inputs, Level 2 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Other investments - warrants | 0 | 0 |
Investment in marketable securities | 0 | 0 |
Assets, Fair Value Disclosure | 0 | 0 |
Fair Value, Inputs, Level 3 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Other investments - warrants | 82,000 | 118,000 |
Investment in marketable securities | 0 | 0 |
Assets, Fair Value Disclosure | 82,000 | 118,000 |
Basic materials [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 1,900,000 | 2,657,000 |
Basic materials [Member] | Fair Value, Inputs, Level 1 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 1,900,000 | 2,657,000 |
Basic materials [Member] | Fair Value, Inputs, Level 2 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 0 | 0 |
Basic materials [Member] | Fair Value, Inputs, Level 3 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 0 | 0 |
Technology [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 1,040,000 | 479,000 |
Technology [Member] | Fair Value, Inputs, Level 1 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 1,040,000 | 479,000 |
Technology [Member] | Fair Value, Inputs, Level 2 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | ' | 0 |
Technology [Member] | Fair Value, Inputs, Level 3 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | ' | 0 |
Entertainment [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 457,000 | ' |
Entertainment [Member] | Fair Value, Inputs, Level 1 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 457,000 | ' |
Financial services [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 234,000 | 287,000 |
Financial services [Member] | Fair Value, Inputs, Level 1 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 234,000 | 287,000 |
Financial services [Member] | Fair Value, Inputs, Level 2 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 0 | 0 |
Financial services [Member] | Fair Value, Inputs, Level 3 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 0 | 0 |
REITs and real estate companies [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 170,000 | 278,000 |
REITs and real estate companies [Member] | Fair Value, Inputs, Level 1 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 170,000 | 278,000 |
REITs and real estate companies [Member] | Fair Value, Inputs, Level 2 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 0 | 0 |
REITs and real estate companies [Member] | Fair Value, Inputs, Level 3 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 0 | 0 |
Other [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 195,000 | 1,230,000 |
Other [Member] | Fair Value, Inputs, Level 1 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 195,000 | 1,230,000 |
Other [Member] | Fair Value, Inputs, Level 2 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | 0 | 0 |
Other [Member] | Fair Value, Inputs, Level 3 [Member] | ' | ' |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' |
Investment in marketable securities | $0 | $0 |