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Subsequent Events	6 Months Ended
Subsequent Events	Jun. 30, 2019
Subsequent Event [Line Items]
Subsequent Events [Text Block]	Subsequent Events In July 2019, the Company issued $400 million of 5¾% Senior Notes due July 2027, at par. The Company used the net proceeds from the offering to redeem a portion of its 5½% Senior Notes due April 2023 for $400 million plus accrued interest. In August 2019, the Company’s Board of Directors increased the Company’s share repurchase program authorization by $100 million. * * * *