Shareholders' Equity - Schedule of Share Repurchases (Details) - $ / shares	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program	0		1,200,000
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program		2,600,000	2,600,000
February 3, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
February 4 - March 3, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
March 4 - March 31, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
April 1 - May 5, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
May 6 - June 2, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
June 3 - June 30, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
July 1 - August 4, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
August 5 - September 1, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
September 2 - September 29, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
September 30 - November 3, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
November 4 - December 1, 2018 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	2,558,000
December 2 - January 5, 2019 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased	1,507,302
Average Price Paid Per Share	$ 1.97
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program	1,507,302
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	1,050,698
January 6 - February 2, 2019 [Member]
Class Of Stock [Line Items]
Total Number of Shares Purchased	1,050,698
Average Price Paid Per Share	$ 2.73
Total Number of Shares Purchased as Part of Publicly Announced Plans or Program	1,050,698
Authorized Share Expansion	3,500,000
Maximum Number of Shares That May Yet Be Purchased Under the Plans or Program	3,500,000