Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Name:	us-gaap_StockRepurchasedDuringPeriodShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

STOCKHOLDERS' EQUITY (Details) - USD ($)	12 Months Ended		53 Months Ended
STOCKHOLDERS' EQUITY (Details) - USD ($)	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Mar. 27, 2020	Jul. 30, 2015
Stock repurchase program, authorized amount					$ 10,000,000
Stock repurchased during period, shares			432,563
Payments for repurchase of common stock	$ 0	$ 2,239,000	$ 8,297,000
March 27, 2020 Program
Stock repurchase program, authorized amount				$ 2,238,000
Stock repurchase program, number of shares authorized to be repurchased				259,331
Cost				$ 1,000