Consolidated Statements of Stockholders' Equity (Parenthetical) Unaudited - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
COMMON STOCK
Treasury shares issued under the Long Term Incentive Plan	76,254	0	76,254	96,873
RETAINED EARNINGS
Cash dividend declared per share of common stock	$ 0.09	$ 0.07	$ 0.18	$ 0.14
TREASURY STOCK, AT COST
Shares issued under long term incentive plan	120,017	0	120,017	96,873
Treasury stock repurchased	85,479	0	100,472	0
Shares retained to cover tax withholdings under the Long Term Incentive Plan	43,763	0	43,763	0