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Subsequent Events	9 Months Ended
Subsequent Events	Sep. 30, 2017
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events Dividend Declaration. On October 12, 2017, we announced that our Board of Directors declared a cash dividend of $0.50 per common share. As such, we expect to pay approximately $8.5 million (including dividend equivalents) on or about November 15, 2017 to stockholders of record and the holders of certain restricted stock units at the close of business on October 25, 2017.