Stock Compensation Plans and Capital Stock Transactions - Share Repurchase Program (Narrative) (Details) - USD ($) shares in Millions	2 Months Ended	12 Months Ended
	Dec. 31, 2015	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015	Nov. 30, 2015	Dec. 31, 2013
Equity, Class of Treasury Stock [Line Items]
Stock repurchased during period (in shares)		8.1
Amount paid to repurchase stock		$ 96,400,000
Total stock repurchased and held during period, value		101,878,000	$ 302,849,000	$ 18,124,000
Remaining authorized repurchase amount		$ 163,600,000
2013 Share Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Stock repurchased during period (in shares)			14.6
Total stock repurchased and held during period, value			$ 250,000,000
Stock repurchase program, authorized amount						$ 300,000,000
2015 Share Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Stock repurchased during period (in shares)	3.7
Amount paid to repurchase stock	$ 40,000,000
Stock repurchase program, authorized amount					$ 300,000,000