CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Total Knoll, Inc. Stockholders' Equity	Noncontrolling Interests
Balance at Dec. 31, 2012	$ 182,314	$ 479	$ 27,751	$ 180,862	$ (26,778)	$ 182,314	$ 0
Increase (Decrease) in Stockholders' Equity
Net earnings	23,184			23,184		23,184	0
Other comprehensive loss	31,915	0	0	0	31,915	31,915	0
Shares issued for consideration:
Exercise of stock options	3,979	3	3,976	0	0	3,979	0
Income tax effect from the exercise of stock options and vesting of equity awards	643	0	643	0	0	643	0
Shares issued under stock incentive plan	4	4	0	0	0	4	0
Shares issued to Board of Directors in lieu of cash	50	0	50	0	0	50	0
Stock-based compensation	10,473	0	10,473	0	0	10,473	0
Cash dividend	(23,097)	0	0	(23,097)	0	(23,097)	0
Purchase of common stock	(5,638)	(3)	(5,635)	0	0	(5,638)	0
Balance at Dec. 31, 2013	223,827	483	37,258	180,949	5,137	223,827	0
Increase (Decrease) in Stockholders' Equity
Noncontrolling interests acquired in acquisition	218	0	0	0	0	0	218
Net earnings	46,585			46,596		46,596	(11)
Other comprehensive loss	(37,819)				(37,819)	(37,819)	0
Shares issued for consideration:
Exercise of stock options	4,858	4	4,854			4,858	0
Income tax effect from the exercise of stock options and vesting of equity awards	(119)		(119)			(119)	0
Shares issued under stock incentive plan	6	6				6	0
Shares issued to Board of Directors in lieu of cash	56		56			56	0
Stock-based compensation	8,062		8,062			8,062	0
Cash dividend	(23,482)			(23,482)		(23,482)	0
Purchase of common stock	(8,974)	(6)	(8,968)			(8,974)	0
Balance at Dec. 31, 2014	213,218	487	41,143	204,063	(32,682)	213,011	207
Increase (Decrease) in Stockholders' Equity
Net earnings	65,948			65,963		65,963	(15)
Other comprehensive loss	(4,636)				(4,636)	(4,636)	0
Shares issued for consideration:
Exercise of stock options	5,656	4	5,652			5,656	0
Income tax effect from the exercise of stock options and vesting of equity awards	826		826			826	0
Shares issued under stock incentive plan	0	1	(1)			0	0
Shares issued to Board of Directors in lieu of cash	100		100			100	0
Stock-based compensation	8,166		8,166			8,166	0
Cash dividend	(25,079)			(25,079)		(25,079)	0
Purchase of common stock	(8,725)	(4)	(8,721)			(8,725)	0
Balance at Dec. 31, 2015	$ 255,474	$ 488	$ 47,165	$ 244,947	$ (37,318)	$ 255,282	$ 192