EARNINGS PER SHARE (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
EARNINGS PER SHARE
Net income attributable to Bally Technologies, Inc.	$ 37,784	$ 32,532
Weighted average shares outstanding	38,381	40,868
Dilutive effect of:
Stock options, Restricted Stock Units ("RSU") and restricted stock (in shares)	710	1,247
Weighted average diluted shares outstanding (in shares)	39,091	42,115
Basic and diluted earnings per share attributable to Bally Technologies, Inc.
Basic earnings per share (in dollars per share)	$ 0.98	$ 0.80
Diluted earnings per share (in dollars per share)	$ 0.97	$ 0.77
Stock options, RSU and restricted stock having anti-dilutive effect in calculation of diluted earnings per share (in shares)		272