Income Taxes [Line Items]

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

+ References

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- Definition

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

+ References

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Income Taxes - Income (Loss) before Income Taxes Related to Foreign and U.S. Operations (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Apr. 30, 2017	Jan. 29, 2017	Oct. 30, 2016	Jul. 31, 2016	May 01, 2016	Jan. 31, 2016	Nov. 01, 2015	Aug. 02, 2015	Apr. 30, 2017	May 01, 2016	May 03, 2015
Income Taxes [Line Items]
Income (loss) before income taxes, foreign									$ 18,703	$ 17,715	$ 14,966
income before income taxes	$ 6,999	$ 6,990	$ 7,159	$ 8,546	$ 7,167	$ 7,179	$ 6,144	$ 7,408	29,696	27,898	22,956
China [Member]
Income Taxes [Line Items]
Income (loss) before income taxes, foreign									13,650	14,130	12,531
Canada [Member]
Income Taxes [Line Items]
Income (loss) before income taxes, foreign									4,918	3,647	2,695
Poland [Member]
Income Taxes [Line Items]
Income (loss) before income taxes, foreign									(19)	(62)	(260)
Cayman Islands [Member]
Income Taxes [Line Items]
Income (loss) before income taxes, foreign									154
United States [Member]
Income Taxes [Line Items]
Income (loss) before income taxes, domestic									$ 10,993	$ 10,183	$ 7,990