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Subsequent Events	3 Months Ended
Subsequent Events	Mar. 31, 2018
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events On April 19, 2018, the Company's Board of Directors declared a cash dividend on the Company's common stock of $0.215 per share. The dividend is payable on July 17, 2018, to stockholders of record on July 2, 2018.