XML 31 R21.htm IDEA: XBRL DOCUMENT v3.19.1

Goodwill (Tables)

3 Months Ended

Mar. 31, 2019

Goodwill.

Schedule of changes in the carrying amount of goodwill

	(in millions)
Balance at January 1, 2019	$	1,870.8
Purchase price allocation adjustments		(0.5)
Foreign currency translation gain		1.4
Balance at March 31, 2019	$	1,871.7

X

- References

No definition available.

+ Details

Name:	rs_GoodwillDisclosureAbstract
Namespace Prefix:	rs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267

+ Details

Name:	us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration