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Noncontrolling Interest - Interest Held (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended 15 Months Ended
Mar. 31, 2015
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Noncontrolling Interest [Line Items]          
Contributions made     $ 0 $ 422  
Ownership interest 72.00% 83.00% 92.00% 83.00% 92.00%
Astrotech          
Noncontrolling Interest [Line Items]          
Contributions made $ 1,422 $ 1,000 $ 3,000   $ 5,422
Minority Owner          
Noncontrolling Interest [Line Items]          
Contributions made $ 422 $ 0 $ 0   $ 422