Common and Preferred Stock - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
Common Stock, Shares Authorized	95,000,000	95,000,000
Preferred Stock, Shares Authorized	2,000,000	2,000,000
Common stock outstanding (shares)	55,730,624	57,539,766
Remaining number of shares authorized to be repurchased (shares)	2,373,800
Treasury Stock, Shares	6,889,241	4,905,549
Treasury Stock, Value	$ 445,118	$ 205,280
Expiration term	10 years
Shares forfeited (shares)	7,791
Restricted Stock [Member]
Nonvested number of shares (shares)	159,203	616,125	340,904
Stock Incentive Plan 2007 [Member]
Number of shares authorized (shares)	0
Number of shares granted, cumulative (shares)	2,683,554
Stock Incentive Plan 2007 [Member] | Restricted Stock [Member]
Number of shares granted, cumulative (shares)	2,672,667
Stock Incentive Plan 2007 [Member] | Stock Options [Member]
Number of shares granted, cumulative (shares)	10,887
Shares exercised, cumulative number (shares)	2,124
Outstanding number of options (shares)	0
Stock Incentive Plan 2011 [Member]
Number of shares authorized (shares)	2,650,000
Number of shares granted, cumulative (shares)	929,424
Nonvested number of shares (shares)	159,203
IncreaseInAuthSharesDuring2017 [Member] | Stock Incentive Plan 2011 [Member]
Number of shares authorized (shares)	1,000,000