CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Net sales	$ 122,990	$ 106,835	$ 125,178
Cost of sales	81,985	81,899	80,890
Amortization of intangible assets	1,879	1,875	1,795
Product royalties	179	(259)	1,153
Gross profit	38,947	23,320	41,340
Research and development expenses	11,844	8,587	11,252
Selling, general, and administrative expenses	20,193	15,912	17,375
Operating Income (Loss)	6,910	(1,179)	12,713
Other Income (Expense):
Foreign currency gain (loss)	(62)	7	5
Gain (loss) on sale of assets	4	(22)	315
Realized gain on investments	236	74	2
Unrealized gain (loss) on investments	(339)	132
Grant income		410
Interest and dividend income	142	91	62
Interest expense	(273)	(214)	(276)
Total other income (expense)	(292)	478	108
Income (loss) before income tax expense (benefit)	6,618	(701)	12,821
Income tax expense (benefit)	2,600	(461)	4,813
Net Income (Loss)	4,018	(240)	8,008
Less net income attributable to noncontrolling interest	(70)	(37)	(187)
Net income (loss) attributable to Lannett Company, Inc.	$ 3,948	$ (277)	$ 7,821
Basic earnings (loss) per common share - Lannett Company, Inc. (in dollars per share)	$ 0.14	$ (0.01)	$ 0.32
Diluted earnings (loss) per common share - Lannett Company, Inc. (in dollars per share)	$ 0.14	$ (0.01)	$ 0.31
Basic weighted average number of shares outstanding (in shares)	28,263,335	26,758,552	24,743,902
Diluted weighted average number of shares outstanding (in shares)	28,408,432	26,758,552	25,199,373