Consolidated Condensed Statements of Stockholders' Equity Statements of Stockholders' Equity (Parenthetical) - $ / shares
|6 Months Ended|
Jun. 26, 2021
Jun. 27, 2020
|Common Stock, Dividends, Per Share, Declared||$ 0.695||$ 0.66|
Aggregate dividends declared during the period for each share of common stock outstanding.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef