Quarterly report pursuant to Section 13 or 15(d)

Repurchase of Common Stock (Details)

v3.4.0.3
Repurchase of Common Stock (Details) - USD ($)
$ / shares in Units, $ in Millions
 1 Months Ended 3 Months Ended 6 Months Ended
Apr. 02, 2016
Mar. 05, 2016
Feb. 06, 2016
Apr. 02, 2016
Apr. 02, 2016
Class of Stock [Line Items]          
Authorized amount $ 40.0     $ 40.0 $ 40.0
Aggregated number of shares repurchased, shares 2,376,372     2,376,372 2,376,372
Aggregated shares repurchased, value $ 29.2     $ 29.2 $ 29.2
Stock repurchased during period, value         0.7
Total Number of Shares Purchased       45,460  
Dollar Value of Shares that May Yet Be Purchased Under the Plans $ 10.8     $ 10.8 10.8
Common Stock [Member]          
Class of Stock [Line Items]          
Total Number of Shares Purchased 12,843 15,539 17,078 45,460  
Average Price Paid per Share $ 17.93 $ 15.83 $ 13.16 $ 15.42  
Dollar Value of Shares that May Yet Be Purchased Under the Plans $ 10.8 $ 11.0 $ 11.3 $ 10.8 $ 10.8
Publicly Announced Plan [Member] | Common Stock [Member]          
Class of Stock [Line Items]          
Total Number of Shares Purchased 12,843 15,539 17,078 45,460