Employee Benefit Plans - Fair Value of Plan Assets (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Farmer Brothers Plan
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	$ 98,426	$ 88,097	$ 82,110
Farmer Brothers Plan | Level 1
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	0	0
Farmer Brothers Plan | Level 2
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	98,426	88,097
Farmer Brothers Plan | Level 3
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	0	0	4,104
Brewmatic Plan
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	3,435	3,063	2,718
Brewmatic Plan | Level 1
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	0	0
Brewmatic Plan | Level 2
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	3,435	3,063
Brewmatic Plan | Level 3
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	0	0	136
Hourly Employees' Plan
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	1,629	1,248	1,013
Hourly Employees' Plan | Level 1
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	0	0
Hourly Employees' Plan | Level 2
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	1,629	1,248
Hourly Employees' Plan | Level 3
Defined Benefit Plan Disclosure
Fair Value of Plan Assets	$ 0	$ 0	$ 66