Annual report pursuant to Section 13 and 15(d)

Discontinued Operations - Adjusted Carrying Amounts of Major Classes of Assets and Liabilities (Details)

v3.5.0.2
Discontinued Operations - Adjusted Carrying Amounts of Major Classes of Assets and Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Jun. 30, 2015
Carrying amounts of major classes of liabilities included as part of liabilities held for sale:    
Total liabilities of the disposal group classified as held for sale in the balance sheet $ 10,638 $ 2,237
Discontinued Operations, Held-for-sale    
Carrying amounts of major classes of assets included as part of assets held for sale:    
Cash 141 282
Accounts receivable 249 504
Inventories 533 651
Other classes of current assets that are not major 34 77
Property and equipment, net (24,753) (36,546)
Other classes of assets that are not major 332 376
Total assets of the disposal group classified as held for sale in the balance sheet 26,042 38,436
Carrying amounts of major classes of liabilities included as part of liabilities held for sale:    
Accounts payable 2,264 2,237
Note payable 5,500 5,500
Asset retirement obligations 2,818 2,647
Other classes of liabilities that are not major 56 104
Total liabilities of the disposal group classified as held for sale in the balance sheet 10,638 10,488
Discontinued Operations, Held-for-sale | CO2 Business    
Carrying amounts of major classes of assets included as part of assets held for sale:    
Cash 141 282
Accounts receivable 249 504
Inventories 232 297
Other classes of current assets that are not major 34 77
Property and equipment, net (23,941) (35,593)
Other classes of assets that are not major 332 376
Total assets of the disposal group classified as held for sale in the balance sheet 24,929 37,129
Carrying amounts of major classes of liabilities included as part of liabilities held for sale:    
Accounts payable 1,594 1,752
Note payable 5,500 5,500
Asset retirement obligations 2,818 2,647
Other classes of liabilities that are not major 56 104
Total liabilities of the disposal group classified as held for sale in the balance sheet 9,968 10,003
Discontinued Operations, Held-for-sale | Weald Basin    
Carrying amounts of major classes of assets included as part of assets held for sale:    
Cash 0 0
Accounts receivable 0 0
Inventories 301 354
Other classes of current assets that are not major 0 0
Property and equipment, net (812) (953)
Other classes of assets that are not major 0 0
Total assets of the disposal group classified as held for sale in the balance sheet 1,113 1,307
Carrying amounts of major classes of liabilities included as part of liabilities held for sale:    
Accounts payable 670 485
Note payable 0 0
Asset retirement obligations 0 0
Other classes of liabilities that are not major 0 0
Total liabilities of the disposal group classified as held for sale in the balance sheet $ 670 $ 485