CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2017	Apr. 02, 2016
Income Statement [Abstract]
Net sales	$ 477,667	$ 501,037
Cost of sales	303,944	315,326
Gross profit	173,723	185,711
Selling and administrative expenses	163,666	165,106
Restructuring charges	2,123	1,086
Operating income	7,934	19,519
Interest income	71	78
Interest expense	1,046	1,874
Income before income taxes	6,959	17,723
Income taxes	2,178	5,881
Net income	4,781	11,842
Less: Net loss attributable to the non-controlling interest	(56)	(1)
Net income attributable to HNI Corporation	$ 4,837	$ 11,843
Net income attributable to HNI Corporation per common share – basic (in dollars per share)	$ 0.11	$ 0.27
Average number of common shares outstanding – basic (in shares)	44,050,040	44,258,357
Net income attributable to HNI Corporation per common share – diluted (in dollars per share)	$ 0.11	$ 0.26
Average number of common shares outstanding – diluted (in shares)	45,452,664	45,039,918
Foreign currency translation adjustments	$ 345	$ 157
Change in unrealized gains (losses) on marketable securities (net of tax)	18	50
Change in derivative financial instruments (net of tax)	264	(523)
Other comprehensive income (loss) (net of tax)	627	(316)
Comprehensive income	5,408	11,526
Less: Comprehensive (loss) attributable to non-controlling interest	(56)	(1)
Comprehensive income attributable to HNI Corporation	$ 5,464	$ 11,527