Net Loss per Share (Details) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Numerator:
Net loss attributable to Astrotech Corporation, basic and diluted	$ (810)	$ (1,786)	$ (2,227)	$ (2,452)
Denominator:
Denominator for basic net loss per share attributable to Astrotech Corporation - weighted average common stock outstanding	19,428	18,445	19,189	18,285
Dilutive common stock equivalents - common stock options and share-based awards	$ 0	$ 0	$ 0	$ 0
Denominator for diluted net loss per share attributable to Astrotech Corporation - weighted average common stock outstanding and dilutive common stock equivalents	19,428	18,445	19,189	18,285
Basic net loss per share attributable to Astrotech Corporation	$ (0.04)	$ (0.10)	$ (0.12)	$ (0.13)
Diluted net loss per share attributable to Astrotech Corporation	$ (0.04)	$ (0.10)	$ (0.12)	$ (0.13)