Net Income Per Share Attributable To MICROS Systems, Inc. Common Shareholders (Reconciliation Of Net Income To Basic And Diluted Net Income Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Earnings Per Share [Abstract]
Net income attributable to MICROS Systems, Inc.	$ 50,294	$ 44,264	$ 125,980	$ 129,414
Weighted-average common shares outstanding	75,100	79,050	75,435	79,695
Dilutive effect of outstanding stock options	1,671	1,452	1,646	1,577
Weighted-average common shares outstanding assuming dilution	76,771	80,502	77,081	81,272
Basic net income per share attributable to MICROS Systems, Inc. common stockholders	$ 0.67	$ 0.56	$ 1.67	$ 1.62
Diluted net income per share attributable to MICROS Systems, Inc. common stockholders	$ 0.66	$ 0.55	$ 1.63	$ 1.59
Anti-dilutive weighted shares excluded from reconciliation	1,597	2,963	1,755	2,306
Non-cash share-based compensation expense	5,654	4,740	16,394	16,266
Non-cash share-based compensation expense, net of tax	$ 3,813	$ 3,170	$ 11,179	$ 11,041
Impact on diluted net income per share attributable to MICROS Systems, Inc. common stockholders (in dollars per share)	$ 0.05	$ 0.04	$ 0.15	$ 0.14