Fair Value Measurements - Assets and Liabilities Measured and Recorded at Fair Value on a Recurring Basis (Details) - Estimate of Fair Value Measurement - USD ($) $ in Thousands	Mar. 31, 2019	Jun. 30, 2018
Interest Rate Swap Derivative Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative assets(1)	$ 144
Interest Rate Swap Derivative Assets [Member] | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative assets(1)	0
Interest Rate Swap Derivative Assets [Member] | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative assets(1)	144
Interest Rate Swap Derivative Assets [Member] | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative assets(1)	0
Coffee-related Derivative Instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative liabilities	4,921	$ 3,467
Coffee-related derivative assets(2)	4
Coffee-related derivative liabilities(2)	1,069	219
Coffee-related Derivative Instruments | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative liabilities	0	0
Coffee-related derivative assets(2)	0
Coffee-related derivative liabilities(2)	0	0
Coffee-related Derivative Instruments | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative liabilities	4,921	3,467
Coffee-related derivative assets(2)	4
Coffee-related derivative liabilities(2)	1,069	219
Coffee-related Derivative Instruments | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative liabilities	0	0
Coffee-related derivative assets(2)	0
Coffee-related derivative liabilities(2)	0	$ 0
Interest Rate Swap Derivative Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative liabilities	221
Interest Rate Swap Derivative Liabilities [Member] | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative liabilities	0
Interest Rate Swap Derivative Liabilities [Member] | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative liabilities	221
Interest Rate Swap Derivative Liabilities [Member] | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swap derivative liabilities	$ 0