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CAPITAL STOCK - Stock Repurchase Plan (Details) - Class A Common Stock [Member] - March 2018 Stock Repurchase Plan [Member]
3 Months Ended
Mar. 31, 2019
USD ($)
$ / shares
shares
Share Repurchase Program [Line Items]  
Authorized Shares 500,000
Stock Repurchase Program Expiration Date Nov. 15, 2019
Aggregate Repurchase Cost | $ $ 166,241
Shares Acquired 70,404
Average Cost Per Share | $ / shares $ 2.37