XML 50 R32.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Note 9 - Shareholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 30, 2017
Notes Tables |
Share-based Compensation, Stock Options, Activity [Table Text Block] |
|  | Shares Under Option |  |  | Weighted Average Price |  |  | Weighted Average Remaining Contract Life (Years) |  |  | Aggregate Intrinsic Value (000 ’s) |
Outstanding December 31, 2016 |  |  | 356,184 |  |  | $ | 98.65 |  |  |  |  |  |  |  |  |
Granted |  |  | 76,082 |  |  |  | 154.15 |  |  |  |  |  |  |  |  |
Exercised |  |  | (27,965 | ) |  |  | 84.93 |  |  |  |  |  |  |  |  |
Forfeited |  |  | — |  |  | NA |  |  |  |  |  |  |  |  |
Outstanding December 3 0, 2017 |  |  | 404,301 |  |  |  | 110.04 |  |  |  | 4.5 |  |  | $ | 35,488 |
Exercisable December 3 0, 2017 |  |  | 203,745 |  |  |  | 92.36 |  |  |  | 3.6 |  |  |  | 21,486 |
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] |
|  | Shares |  |  | Weighted Average Grant-Date Fair Value |
Nonvested December 31, 2016 |  |  | 207,330 |  |  | $ | 106.92 |
Granted |  |  | 95,621 |  |  |  | 151.91 |
Vested |  |  | (95,520 | ) |  |  | 102.49 |
Forfeited |  |  | (7,738 | ) |  |  | 111.56 |
Nonvested December 3 0, 2017 |  |  | 199,693 |  |  |  | 130.40 |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  | 2017 |  |  | 201 6 |  |  | 201 5 |
Weighted average fair value of options granted |  |  | $30.77 |  |  |  | $26.06 |  |  |  | $21.99 |
Assumptions: |  |  |  |  |  |  |  |  |  |  |  |
Risk-free interest rate |  |  | 1.79% |  |  |  | 1.37% |  |  |  | 1.25% |
Expected dividend yield |  |  | 0.86% |  |  |  | 0.97% |  |  |  | 1.04% |
Expected stock price volatility |  |  | 23.0% |  |  |  | 26.0% |  |  |  | 28.0% |
Expected life of options (years) |  |  | 4.4 |  |  |  | 4.6 |  |  |  | 4.6 |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
(in thousands ) |  | Pension and postretirement liability and reclassification adjustments (a) |  |  | Gain (Loss) on investments |  |  | Foreign currency translation adjustment s |  |  | Accumulated other comprehensive income (loss) |
Balance at December 27, 2014 |  | $ | (29,615 | ) |  | $ | 10,791 |  |  | $ | (2,302 | ) |  | $ | (21,126 | )
201 5 activity |  |  | 20,893 |  |  |  | 793 |  |  |  | (46,231 | ) |  |  | (24,545 | )
Balance at January 2, 2016 |  |  | (8,722 | ) |  |  | 11,584 |  |  |  | (48,533 | ) |  |  | (45,671 | )
201 6 activity |  |  | (3,261 | ) |  |  | (815 | ) |  |  | (24,832 | ) |  |  | (28,908 | )
Balance at December 31, 2016 |  |  | (11,983 | ) |  |  | 10,769 |  |  |  | (73,365 | ) |  |  | (74,579 | )
2017 activity |  |  | 1,147 |  |  |  | (974 | ) |  |  | 10,738 |  |  |  | 10,911 |
Balance at December 30, 2017 |  | $ | (10,836 | ) |  | $ | 9,795 |  |  | $ | (62,627 | ) |  | $ | (63,668 | )

X
- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration