Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jul. 03, 2015	Dec. 31, 2014
Goodwill and Other Intangible Assets
Impairment loss on goodwill and other intangible assets		$ 0
Goodwill
Balance at the beginning of the period	$ 192,523
Balance at the end of the period	195,067	192,523
Additions	2,544
Other Intangible Assets
Balance at the beginning of the period	54,402
Additions	250
Amortization	(13)
Balance at the end of the period	54,639	54,402
Visiting Nurse
Goodwill
Balance at the end of the period	148,071
Other Intangible Assets
Balance at the end of the period	50,433
Personal Care
Goodwill
Balance at the end of the period	39,412
Other Intangible Assets
Balance at the end of the period	4,206
Healthcare Innovations
Goodwill
Balance at the end of the period	7,584
Non-compete Agreements
Other Intangible Assets
Balance at the beginning of the period	20
Amortization	(8)
Balance at the end of the period	12	20
Non-compete Agreements | Visiting Nurse
Other Intangible Assets
Balance at the end of the period	6
Non-compete Agreements | Personal Care
Other Intangible Assets
Balance at the end of the period	6
Certificates of Need and Licenses
Other Intangible Assets
Balance at the beginning of the period	39,611
Additions	250
Balance at the end of the period	39,861	39,611
Certificates of Need and Licenses | Visiting Nurse
Other Intangible Assets
Balance at the end of the period	39,041
Certificates of Need and Licenses | Personal Care
Other Intangible Assets
Balance at the end of the period	820
Trade Names
Other Intangible Assets
Balance at the beginning of the period	14,771
Amortization	(5)
Balance at the end of the period	14,766	$ 14,771
Trade Names | Visiting Nurse
Other Intangible Assets
Balance at the end of the period	11,386
Trade Names | Personal Care
Other Intangible Assets
Balance at the end of the period	$ 3,380