Employee Benefit Plans (Details) (USD $)	3 Months Ended	12 Months Ended																					12 Months Ended			1 Months Ended			12 Months Ended	3 Months Ended		12 Months Ended
	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2012 Farmer Brothers Plan	Jun. 30, 2011 Farmer Brothers Plan	Jun. 30, 2012 Brewmatic Plan	Jun. 30, 2011 Brewmatic Plan	Jun. 30, 2012 Hourly Employees' Plan	Jun. 30, 2011 Hourly Employees' Plan	Jun. 30, 2012 Postretirement Benefits Other Than Pension	Jun. 30, 2011 Postretirement Benefits Other Than Pension	Jun. 30, 2012 Publicly Traded Mutual Fund	Jun. 30, 2011 Publicly Traded Mutual Fund	Jun. 30, 2012 Real Estate	Jun. 30, 2011 Real Estate	Jun. 30, 2012 Real Estate Farmer Brothers Plan	Jun. 30, 2011 Real Estate Farmer Brothers Plan	Jun. 30, 2012 Real Estate Brewmatic Plan	Jun. 30, 2011 Real Estate Brewmatic Plan	Jun. 30, 2012 Real Estate Hourly Employees' Plan	Jun. 30, 2011 Real Estate Hourly Employees' Plan	Jun. 30, 2012 Minimum	Jun. 30, 2012 Maximum	Jun. 30, 2012 Green Zone [Member] Minimum	Oct. 31, 2011 Western Conference of Teamsters Pension Plan	Jun. 30, 2012 Western Conference of Teamsters Pension Plan	Jun. 30, 2011 Western Conference of Teamsters Pension Plan	Jun. 30, 2012 Labor Management Pension Fund quarter	Jun. 30, 2012 Central States Pension Fund	Jun. 30, 2012 Multiemployer Plans, Pension	Jun. 30, 2012 Other Postretirement Benefit Plans, Defined Contribution plan	Jun. 30, 2011 Other Postretirement Benefit Plans, Defined Contribution	Jun. 30, 2010 Other Postretirement Benefit Plans, Defined Contribution
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Amortization of net (gain) loss for the period					$ (570,000)	$ (2,871,000)	$ (87,000)	$ (119,000)	$ 0	$ 0	$ (794,000)	$ (802,000)
Effect of Curtailments	1,500,000				0	8,560,000	0	(7,000)	0	0
Plan assets by category					100.00%	100.00%	100.00%	100.00%	100.00%	100.00%			95.00%	94.00%	5.00%	6.00%	5.00%	6.00%	5.00%	6.00%	6.00%	6.00%
Amount expected to be recognized as a component of net periodic benefit cost in the next fiscal year					600,000		200,000		400,000
Expected employer contributions in the next fiscal year					3,900,000		400,000		100,000		1,363,000
Funded status of multiemployer plans																									80.00%		90.30%	93.40%
Company's share of multiemployer plan's unfunded vested benefit liability																											7,700,000
Average hour calculation period for monthly payments in the case of withdrawal from multiemployer plan																										3 years
Window for average hour calculation period in the case of withdrawal from multiemployer plan																										10 years
Interest rate on monthly payments in the case of withdrawal from multiemployer plan, after interest free period																										7.00%
Withdrawal obligation																										0			4,300,000
Quarterly installment payments on estimated withdrawal liability																													100,000
Number of quarters relating to installment payments on estimated withdrawal liability																													80
Determination period relating to withdrawal liability																													24 months
Pension withdrawal expense		4,568,000	0	0																										300,000
Expected contributions to multiemployer plans in next fiscal year																															3,200,000	6,400,000
Number of non-pension multiemployer plans that the Company participates in																																9
Company contributions																																5,800,000	5,400,000	4,800,000
Hours required for plan qualification																							T1000H
Elective employee contribution, as a percentage of their annual pay, range																							1.00%	15.00%
Percentage of employee contribution eligible for Company matching		50.00%
Company contribution, maximum percentage of employee's eligible income		6.00%
Plan periodic vesting percentage		20.00%
Plan, periodic vesting period		5 years
Automatic vesting age		65 years
Current employees, percent vested		100.00%
Amortization of net (gain)/loss					(570,000)	(2,871,000)	(87,000)	(119,000)	0	0	8,953,000	(379,000)
Amortization of prior service (cost)/credit					0	122,000	18,000	18,000	0	0	0	0
Defined Contribution Plan, Employer Matching Contribution, Amount		$ 1,400,000	$ 100,000	$ 0