Almost Family Merger (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2018	Apr. 01, 2018
Business Combinations [Abstract]
Payments for Merger Related Costs	$ 11,700	$ 900
Outstanding shares of Almost Family common stock as of April 1, 2018	13,951
Exchange ratio	91.50%
Shares of the Company issued	12,765
Price per share as of April 1, 2018			$ 61.56
Fair value of the Compnay common stock issued	$ 785,831	$ 795,405
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value (in usd per share)	9,581
Preliminary merger consideration	$ 795,412