EQUITY (Tables)

9 Months Ended

Sep. 30, 2018

Equity [Abstract]

Schedule of Changes in Stockholders Equity and Noncontrolling Interest

The following table shows the change in equity attributable to Knoll, Inc. stockholders and noncontrolling interests during the nine months endedSeptember 30, 2018 (in thousands):

	Common Stock			Additional Paid-In Capital			Retained Earnings			Accumulated Other Comprehensive (Loss)			Total Knoll, Inc. Stockholders' Equity			Noncontrolling Interests		Total Equity
Balance at December 31, 2017	$	493		$	54,455		$	347,304		$	(43,774	)	$	358,478		$	251	$	358,729
Adoption of ASU 2018-02	—			—			6,250			(6,250		)	—			—		—
Net earnings	—			—			48,706			—			48,706			7		48,713
Other comprehensive income	—			—			—			(2,421		)	(2,421		)	—		(2,421		)
Shares issued for consideration:
Shares issued under stock incentive plan	4			(2		)	—			—			2			—		2
Shares issued to Board of Directors in lieu of cash	—			50			—			—			50			—		50
Stock-based compensation, net of forfeitures	—			6,738			—			—			6,738			—		6,738
Cash dividend ($0.15 per share)	—			—			(22,360		)	—			(22,360		)	—		(22,360		)
Purchase of common stock	(2		)	(4,393		)	—			—			(4,395		)	—		(4,395		)
Balance at September 30, 2018	$	495		$	56,848		$	379,900		$	(52,445	)	$	384,798		$	258	$	385,056

Summary of Stockholder Share Activity

The following table demonstrates the change in the number of shares of common stock outstanding during the nine months endedSeptember 30, 2018 (excludes non-voting restricted shares):

Shares outstanding as of December 31, 2017	48,497,942
Shares issued under stock incentive plan, net of awards surrendered to pay applicable taxes	194,641
Shares issued to Board of Directors in lieu of cash	2,370
Shares outstanding at September 30, 2018	48,694,953