Income Taxes and Tax Receivable Agreeement Deferred Tax Assets/Liabilities (Details) - USD ($)	Jun. 30, 2015	Jun. 30, 2014
Income Tax Disclosure [Abstract]
Valuation Allowances and Reserves, Balance	$ 0
Deferred tax assets:
Litigation accrual	0	$ 500,000
Partnership basis differences	105,632,000	21,452,000
Fixed assets and intangibles	144,000	0
Accrued liabilities and reserves	448,000	0
State tax credits and NOLs	388,000	0
Other	35,000	0
Total deferred tax assets	106,647,000	21,952,000
Deferred tax liabilities:
Income tax deferral due to fiscal year end	0	995,000
Total deferred tax liabilities	1,101,000	995,000
Fixed assets and intangibles	1,101,000	0
Less valuation allowance	0	0
Total net deferred tax assets	$ 105,546,000	$ 20,957,000