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Subsequent Events	3 Months Ended
Subsequent Events	Mar. 31, 2018
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events On May 2, 2018, the Company's Board of Directors declared a quarterly dividend on its common stock of $0.19 per share. The dividend will be payable June 15, 2018 to shareholders of record as of May 22, 2018.