XML 126 R110.htm IDEA: XBRL DOCUMENT v3.3.1.900
Share Repurchase Program (Narrative) (Details) - USD ($)
 12 Months Ended
Sep. 28, 2015
Dec. 31, 2015
May. 19, 2015
Class of Stock Disclosures [Abstract]      
Stock repurchase program total authorized amount $ 45,000,000.0   $ 25,000,000.0
Stock repurchase program, increase to authorized amount $ 20,000,000.0    
Number of shares of common stock repurchased by the company (in shares)   1,927,665  
Aggregate cost of common stock repurchased by the company   $ 45,000,000  
Average price of treasury stock acquired (in dollars per share)   $ 23.34