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Property and equipment (Tables)

12 Months Ended

Dec. 31, 2016

Property Plant And Equipment [Abstract]

Property and Equipment

Property and equipment were comprised of the following:

		December 31,
		2016				2015
Land		$	59,013			$	42,080
Buildings			491,301				437,283
Leasehold improvements			2,598,471				2,289,425
Equipment and information systems, including internally developed software			2,378,303				2,080,446
New center and capital asset projects in progress			480,439				336,513
			6,007,527				5,185,747
Less accumulated depreciation			(2,832,160	)			(2,397,007	)
		$	3,175,367			$	2,788,740

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- References

No definition available.

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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