Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a),(b)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32639-109319

Reference 2: 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))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Income Tax Expense (or Benefit)
-URI http://asc.fasb.org/extlink&oid=6515339

Name:	us-gaap_IncomeTaxExpenseBenefit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Note 2 - Correction of Immaterial Errors (Details Textual) - USD ($) $ in Thousands	12 Months Ended						60 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011	Jan. 02, 2016
Income Tax Expense (Benefit)	$ 18,786	$ 26,082	$ 33,546
Restatement Adjustment [Member]
Income Tax Expense (Benefit)		1,600	1,318
Restatement Adjustment [Member] \| Foreign Tax Authority [Member]
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense							$ 1,500
Income Tax Expense (Benefit)		$ 1,600	$ 1,300	$ 1,000	$ 900	$ 100	$ 4,900