CONSOLIDATED STATEMENTS OF STOCKHOLDERS EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	Treasury Stock	Total Athenex, Inc. Stockholders' Equity	Non-Controlling Interests
Beginning balance at Dec. 31, 2015	$ 98,044	$ 40	$ 206,679	$ (107,391)	$ (223)	$ (1,545)	$ 97,560	$ 484
Beginning balance, shares at Dec. 31, 2015		40,330,124				(422,328)
Issuance/sale of common stock	8,500	$ 1	8,499				8,500
Issuance/sale of common stock, shares		1,133,332
Issuance of common stock in connection with satisfaction of contingent consideration	2,843	$ 1	2,842				2,843
Issuance of common stock in connection with satisfaction of contingent consideration, shares		315,810
Stock-based compensation cost	3,877		3,877				3,877
Restricted stock expense	2,166		2,166				2,166
Repurchase of common stock, at cost	(2,216)					$ (2,216)	(2,216)
Repurchase of common stock, shares						(246,200)
Stock options exercised	14		14				14
Stock options exercised, shares		5,440
Non-controlling interests	519							519
Net loss	(23,149)			(23,039)			(23,039)	(110)
Other comprehensive income (loss), net of tax	(364)				(364)		(364)
Ending balance at Jun. 30, 2016	90,234	$ 42	224,077	(130,430)	(587)	$ (3,761)	89,341	893
Ending balance, shares at Jun. 30, 2016		41,784,706				(668,528)
Beginning balance at Dec. 31, 2016	34,669	$ 42	237,581	(195,106)	(1,304)	$ (7,406)	33,807	862
Beginning balance, shares at Dec. 31, 2016		42,342,706				(1,656,920)
Issuance/sale of common stock	64,194	$ 7	64,187				64,194
Issuance/sale of common stock, shares		6,900,000
Conversion of bonds	85,000	$ 8	84,992				85,000
Conversion of bonds, shares		7,727,273
Stock-based compensation cost	7,740		7,740				7,740
Stock-based compensation cost, shares		400,000
Research and development licensing fee satisfied with stock	6,250	$ 1	6,249				6,250
Research and development licensing fee satisfied with stock, shares		568,182
Vesting of restricted stock	1,080	$ 1	1,079				1,080
Vesting of restricted stock, shares		391,982
Stock options and warrants exercised	$ 439		439				439
Stock options and warrants exercised, shares		406,386
Repurchase of common stock, shares	(16,000)					(16,000)
Stock options exercised, shares	72,320
Non-controlling interests	$ 49							49
Net loss	(79,693)			(79,613)			(79,613)	(80)
Other comprehensive income (loss), net of tax	646				646		646
Ending balance at Jun. 30, 2017	$ 120,374	$ 59	$ 402,267	$ (274,719)	$ (658)	$ (7,406)	$ 119,543	$ 831
Ending balance, shares at Jun. 30, 2017		58,736,529				(1,672,920)