Average Shares Outstanding (Details) - USD ($) shares in Thousands, $ in Thousands			3 Months Ended	9 Months Ended
Apr. 05, 2019	Apr. 06, 2018	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Average Shares Outstanding
Stock purchases (in shares)					726	502
Purchase of common shares					$ 27,232	$ 16,650
Stock dividends (as a percent)			3.00%	3.00%	3.00%	3.00%
Stock dividend shares distributed	1,914	1,869

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- Definition

The dividend rate applied to calculate stock dividends distributed based on the number of shares outstanding as of the record date.

+ References

No definition available.

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- Definition

Number of shares of common stock issued as dividends during the period. Excludes stock splits.

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- Definition

Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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