XML 73 R64.htm IDEA: XBRL DOCUMENT v3.7.0.1

Accounts Receivable - Textual (Details)	Dec. 31, 2016	Dec. 31, 2015
Receivables [Abstract]
Allowance for doubtful accounts as a percentage of total patient due accounts receivable balance (percent)	15.60%	12.50%

X

- Definition

Allowance for doubtful accounts expressed as a percentage of gross patient accounts receivable.

+ References

No definition available.

+ Details

Name:	hls_AllowanceForDoubtfulAccountsAsPercentageOfPatientAccountsReceivable
Namespace Prefix:	hls_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_ReceivablesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration