CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Income Statement [Abstract]
Net sales	$ 647,071	$ 634,117	$ 594,328
Cost of sales	390,749	374,935	351,276
Cost of sales related to merchandise purchased from related party vendor	53,253	51,646	40,560
Cost of sales	444,002	426,581	391,836
Gross profit	203,069	207,536	202,492
Operating expenses:
Compensation and benefits	116,272	116,895	110,277
Other operating expenses	74,682	74,299	68,873
Depreciation (exclusive of depreciation included in cost of sales)	7,234	6,990	6,343
Total operating expenses	198,188	198,184	185,493
Operating income	4,881	9,352	16,999
Interest expense	267	275	276
Other income	(1,197)	(739)	(252)
Income before income taxes	5,811	9,816	16,975
Income tax expense	2,031	4,520	5,929
Net income	$ 3,780	$ 5,296	$ 11,046
Earnings per share:
Basic (in dollars per share)	$ 0.24	$ 0.33	$ 0.70
Diluted (in dollars per share)	$ 0.24	$ 0.33	$ 0.68
Weighted average shares outstanding:
Basic (in shares)	15,445	15,973	15,859
Effect of dilutive common stock equivalents (in shares)	121	193	286
Diluted (in shares)	15,566	16,166	16,145

Cost of Goods Sold, Excluding Related Party Costs

No definition available.

Name:	kirk_CostofGoodsSoldExcludingRelatedPartyCosts
Namespace Prefix:	kirk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.