CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Stockholders' Equity Attributable to Lannett Co., Inc.	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Treasury Stock	Noncontrolling Interest	Total
Balance at Jun. 30, 2014	$ 294,470	$ 36	$ 216,793	$ 83,654	$ (54)	$ (5,959)	$ 295	$ 294,765
Balance (in shares) at Jun. 30, 2014		36,088
Increase (Decrease) in Shareholders' Equity
Shares issued in connection with share-based compensation plans	4,165	1	4,164					4,165
Shares issued in connection with share-based compensation plans (in shares)		564
Share-based compensation	4,729		4,729					4,729
Excess tax benefits on share-based compensation awards	7,802		7,802					7,802
Distribution to noncontrolling interests							(15)	(15)
Other comprehensive loss, net of income tax	(231)				(231)			(231)
Net income	115,976			115,976			55	116,031
Balance at Mar. 31, 2015	$ 426,911	$ 37	$ 233,488	$ 199,630	$ (285)	$ (5,959)	$ 335	$ 427,246
Balance (in shares) at Mar. 31, 2015		36,652