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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STOCKHOLDERS’ EQUITY (Stock Repurchase Plan) (Details) - USD ($)		12 Months Ended
	Dec. 30, 2019	Dec. 31, 2019	Nov. 26, 2019	Nov. 25, 2019	Dec. 27, 2018
STOCKHOLDERS’ EQUITY
Stock repurchase program authorized amount			$ 75,000,000	$ 25,000,000	$ 25,000,000
Total number of shares repurchased		2,743,637
The total cost of shares repurchased		$ 27,056,136
Retirement of shares, shares	1,818,273
Retirement of shares, value	$ 18,432,924