Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Summary of Significant Accounting Policies

Schedule of fair value and gross unrealized losses related to the entity's available for sale securities, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position

	December 31, 2013
	Less than 12 months				Greater than 12 months				Total
	Fair Value		Unrealized Loss		Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
Investments	$	7,392	$	257	$	—	$	—	$	7,392	$	257
	December 31, 2012
	Less than 12 months				Greater than 12 months				Total
	Fair Value		Unrealized Loss		Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
Investments	$	4,052	$	75	$	3,268	$	195	$	7,320	$	270

Schedule of restricted cash includes cash that is deposited as security for obligations arising from self insurance programs and other amounts, which are required to establish escrows, including real estate taxes and capital expenditures as required by mortgages, indemnification obligations associated with the sale of pharmacy business and certain resident security deposits

	2013				2012
	Current		Long term		Current		Long term
Insurance reserves	$	3,859	$	9,795	$	3,053	$	8,768
Real estate taxes and capital expenditures as required by our mortgages		1,182		—		2,761		—
Indemnification obligations associated with the sale of our pharmacy business		3,248		—		—		3,398
Resident security deposits		714		—		734		—
Total	$	9,003	$	9,795	$	6,548	$	12,166

Schedule of allowance for doubtful accounts

Balance January 1, 2011	$	3,241
Provision for doubtful accounts		4,197
Write-offs		(4,278	)
Balance December 31, 2011		3,160
Provision for doubtful accounts		4,446
Write-offs		(4,814	)
Balance December 31, 2012		2,792
Provision for doubtful accounts		6,412
Write-offs		(4,923	)
Balance December 31, 2013	$	4,281