Annual report pursuant to Section 13 and 15(d)

Pro Forma Financial Information - Narrative (Details)

v3.5.0.2
Pro Forma Financial Information - Narrative (Details)
£ in Thousands, $ in Thousands, shares in Millions
Aug. 11, 2016
GBP (£)
shares
Aug. 01, 2016
USD ($)
Jun. 30, 2016
USD ($)
Apr. 15, 2016
USD ($)
Jun. 30, 2015
USD ($)
Subsequent Event [Line Items]          
Notes payable     $ 783   $ 0
Subsequent Event | UK Oil and Gas Investments | Weald ATA, IoW ATA, and Settlement Agreement          
Subsequent Event [Line Items]          
Investment owned (in shares) | shares 50.9        
One Stone | One Stone Exchange Agreement | Investor          
Subsequent Event [Line Items]          
Notes payable       $ 625  
One Stone | One Stone Exchange Agreement | Investor | Subsequent Event          
Subsequent Event [Line Items]          
Amount due from related party   $ 900      
Amount of transaction   $ 467      
Celtique Litigation | Subsequent Event          
Subsequent Event [Line Items]          
Litigation settlement, amount | £ £ 500