XML 19 R6.htm IDEA: XBRL DOCUMENT v3.8.0.1
Condensed Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
3 Months Ended
Mar. 30, 2018
Mar. 31, 2017
Statement of Comprehensive Income [Abstract]    
Reclassification adjustments to net income resulting from realized gains or losses on sale of securities $ 0 $ 0
Income tax expense related to other comprehensive income $ 0 $ 0