Stock Options, Other Stock Awards and Warrants (Details) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 27, 2015 USD ($) $ / shares shares	Dec. 28, 2014 USD ($) $ / shares shares	Dec. 29, 2013 USD ($) Tranche $ / shares shares
Stock Options, Other Stock Awards and Warrants [Abstract]
Number of shares of common stock reserved for issuance under stock incentive plans for employees and non-employee directors (in shares)	11,217
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock incentive plans, exercisable period after grant date, maximum	7
Compensation expense (income) | $	$ 53,880	$ 36,152	$ 21,272
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock incentive plans, vesting period	3 years
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock incentive plans, vesting period	5 years
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense (income) | $	$ 19,052	$ 15,643	$ 8,732
Number of shares [Abstract]
Outstanding at beginning of year (in shares)	937	702	296
Granted (in shares)	254	281	451
Forfeited (in shares)	(52)	(39)	(44)
Vested (in shares)	(184)	(7)	(1)
Outstanding at end of year (in shares)	955	937	702
Weighted average grant-date fair value [Abstract]
Granted (in dollars per share) | $ / shares	$ 62.95	$ 52.06	$ 45.16
Forfeited (in dollars per share) | $ / shares	51.57	44.44	40.40
Vested (in dollars per share) | $ / shares	39.87	41.19	33.62
Outstanding at end of year (in dollars per share) | $ / shares	51.22	$ 45.74	$ 43.10
Restricted Stock Units (RSUs) [Member] | Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of tranches | Tranche			2
Number of shares [Abstract]
Granted (in shares)		119	468
Total Shares Prescribed by Employment Agreement (in shares)			587
Weighted average exercise price [Abstract]
Weighted average fair value of awards granted (in dollars per share) | $ / shares	35.56
Weighted average assumptions used in determining the fair value of option grants [Abstract]
Share Price (in dollars per share) | $ / shares	$ 47.28
Stock price volatility	26.12%
Risk-free interest rate	0.65%
Expected dividend yield	3.38%
Restricted Stock Units (RSUs) [Member] | Chief Executive Officer [Member] | Stock Price Hurdle One [Member]
Weighted average assumptions used in determining the fair value of option grants [Abstract]
Stock price hurdle (in dollars per share) | $ / shares	$ 45
Restricted Stock Units (RSUs) [Member] | Chief Executive Officer [Member] | Stock Price Hurdle Two [Member]
Weighted average assumptions used in determining the fair value of option grants [Abstract]
Stock price hurdle (in dollars per share) | $ / shares	52
Restricted Stock Units (RSUs) [Member] | Chief Executive Officer [Member] | Stock Price Hurdle Three [Member]
Weighted average assumptions used in determining the fair value of option grants [Abstract]
Stock price hurdle (in dollars per share) | $ / shares	56
Restricted Stock Units (RSUs) [Member] | Chief Executive Officer [Member] | Stock Price Hurdle Four [Member]
Weighted average assumptions used in determining the fair value of option grants [Abstract]
Stock price hurdle (in dollars per share) | $ / shares	$ 60
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense (income) | $	$ 19,052	$ 15,643	$ 8,732
Total unrecognized compensation cost | $	$ 28,566
Weighted average period for recognition of total unrecognized compensation expense	22 months
Restricted Stock [Member] | Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock incentive plans, vesting period	3 years
Restricted Stock [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock incentive plans, vesting period	5 years
Stock Performance Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Additional shares granted (in shares)	90
Compensation expense (income) | $	$ 27,960	$ 11,315	815
Previously recognized compensation expense reversed during the period | $	0		$ 7,046
Total unrecognized compensation cost | $	$ 20,410
Weighted average period for recognition of total unrecognized compensation expense	19 months
Percentage of Target Number of Shares, Range Lower Limit	0.00%
Percentage of Target Number of Shares, Range Upper Limit	200.00%
Number of shares [Abstract]
Outstanding at beginning of year (in shares)	655	943	1,019
Granted (in shares)	362	322	358
Forfeited (in shares)	(25)	(32)	(101)
Cancelled (in shares)	0	(578)	(333)
Vested (in shares)	0	0	0
Outstanding at end of year (in shares)	992	655	943
Weighted average grant-date fair value [Abstract]
Granted (in dollars per share) | $ / shares	$ 61.85	$ 52.11	$ 47.21
Forfeited (in dollars per share) | $ / shares	53.45	43.21	40.24
Cancelled (in dollars per share) | $ / shares	0	36.14	45.66
Vested (in dollars per share) | $ / shares	0	0	0
Outstanding at end of year (in dollars per share) | $ / shares	$ 53.17	$ 49.57	$ 40.24
Cash-settled Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense (income) | $	$ 0	$ (113)	$ 1,316
Stock Awards Non Employee [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense (income) | $	$ 1,449	$ 1,834	$ 1,560
Number of deferred shares (in shares)	16	26	28
Stock options [Roll Forward]
Granted (in shares)	20	34	33
Employee Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense (income) | $	$ 5,419	$ 7,473	$ 8,849
Total unrecognized compensation cost | $	$ 6,220
Weighted average period for recognition of total unrecognized compensation expense	20 months
Stock options [Roll Forward]
Outstanding at beginning of year (in shares)	4,186	5,543	9,283
Granted (in shares)	549	684	776
Exercised (in shares)	(1,280)	(1,951)	(4,377)
Expired or forfeited (in shares)	(10)	(90)	(139)
Outstanding at end of year (in shares)	3,445	4,186	5,543
Exercisable at end of year (in shares)	2,208	2,374	3,144
Weighted average exercise price [Abstract]
Granted (in dollars per share) | $ / shares	$ 61.77	$ 52.11	$ 47.21
Exercised (in dollars per share) | $ / shares	37.54	31.07	26.99
Expired or forfeited (in dollars per share) | $ / shares	46.38	39.85	39.59
Outstanding at end of year (in dollars per share) | $ / shares	46.41	41.68	36.63
Exercisable at end of year (in dollars per share) | $ / shares	$ 41.36	38.90	33.22
Outstanding at end of year, weighted average remaining contractual life	3 years 9 months 4 days
Exercisable at end of year, weighted average exercise price remaining contractual life	2 years 10 months 2 days
Outstanding at end of year, aggregate intrinsic value | $	$ 73,115
Exercisable at end of year, aggregate intrinsic value | $	$ 57,988
Weighted average fair value of awards granted (in dollars per share) | $ / shares	$ 9.29	$ 8.40	$ 6.94
Weighted average assumptions used in determining the fair value of option grants [Abstract]
Risk-free interest rate	1.34%	1.42%	0.62%
Expected dividend yield	2.98%	3.30%	3.39%
Expected volatility	23.00%	26.00%	26.00%
Expected option life	5 years	5 years	5 years
Intrinsic values of options exercised | $	$ 41,906	$ 44,890	$ 89,534