Revenue Recognition (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2018	Dec. 31, 2017	Sep. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Disaggregation of Revenue [Line Items]
Net sales	$ 142,050	$ 146,679	$ 149,538	$ 159,773	$ 147,440	$ 157,927	$ 167,366	$ 131,713	$ 595,942	$ 606,544	$ 541,500
Concentration risk (percent)									100.00%	100.00%	100.00%
Receivables from contracts with customers	$ 53,593		$ 54,547						$ 53,593	$ 54,547	$ 44,500
Coffee (Roasted) [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 378,583	$ 379,951	$ 339,358
Concentration risk (percent)									63.50%	62.60%	62.70%
Coffee (Frozen Liquid) [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 34,541	$ 34,794	$ 32,827
Concentration risk (percent)									5.80%	5.70%	6.10%
Tea (Iced & Hot) [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 33,109	$ 32,477	$ 29,256
Concentration risk (percent)									5.60%	5.40%	5.40%
Culinary [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 64,100	$ 64,432	$ 55,592
Concentration risk (percent)									10.80%	10.60%	10.30%
Spice [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 24,101	$ 25,150	$ 24,895
Concentration risk (percent)									4.00%	4.20%	4.60%
Other Beverages [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 58,367	$ 66,699	$ 56,653
Concentration risk (percent)									9.80%	11.00%	10.40%
Product [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 592,801	$ 603,503	$ 538,581
Concentration risk (percent)									99.50%	99.50%	99.50%
Fuel Surcharge [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 3,141	$ 3,041	$ 2,919
Concentration risk (percent)									0.50%	0.50%	0.50%