Aggregate dividends declared during the period for each share of common stock outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Name:	us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

Subsequent Events (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended		0 Months Ended
	Jul. 01, 2014	Jul. 02, 2013	Jul. 01, 2014	Jul. 02, 2013	Jul. 21, 2014 Collared Accelerated Repurchase Program [Member]	Feb. 27, 2014 Collared Accelerated Repurchase Program [Member]	Jul. 21, 2014 Subsequent Event [Member]
Subsequent events
Common stock repurchase authorized amount					$ 0.2	$ 75.0
Cash dividends declared per common share (in dollars per share)	$ 0.14	$ 0.12	$ 0.28	$ 0.24			$ 0.165
Common Stock Increase in Dividend Declared as Percentage							18.00%