Commitments and Contingencies - Narrative (Details)		3 Months Ended		12 Months Ended
	Jul. 17, 2015 a ft²	Sep. 30, 2015 USD ($) lease	Sep. 30, 2014 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2015 USD ($)	Apr. 09, 2015 continuance
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Term greater than five years | lease		1
Renewal term		10 years
Purchase price of new facility		$ 3,781,000	$ 4,930,000
Maximum per day per violation amount		2,500
Number of continuances | continuance						2
Northlake, Texas [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Term of contract	15 years
Renewal term	5 years
Area of real estate property (in sqft) | ft²	538,000
Area of land (in acres) | a	28.2
Legal fees and leasing fees		5,100,000
Scenario, Forecast [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Purchase price of new facility				$ 51,100,000
Inventories [Member] | Coffee [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Purchase obligations in next 12 months		36,900,000
Inventories [Member] | Other Inventory [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Purchase obligations in next 12 months		8,300,000
Equipment [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Purchase obligations in next 12 months		$ 400,000
Financial Standby Letter of Credit [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Security deposit					$ 7,000,000
Minimum [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Capital lease obligation term		12 months
Term of contract		5 years
Maximum [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Capital lease obligation term		84 months
Maximum [Member] | Computer Equipment [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Term of contract		5 years