XML 51 R38.htm IDEA: XBRL DOCUMENT v3.10.0.1

Employee Benefits (Tables)

12 Months Ended

Dec. 31, 2018

Employee Benefits

Summary of benefit payments under various defined benefit plans, which reflect expected future employee service, as appropriate, expected to be paid in the future periods

				Defined
	SERPs			Benefit Plans
		(in millions)
2019	$	1.1		$	4.3
2020		13.9			4.4
2021		1.1			4.7
2022		7.9			4.9
2023		1.0			5.2
2024 – 2028		4.4			27.9

Schedule of Company's expense for Reliance-sponsored retirement plans

	Year Ended December 31,
	2018			2017			2016
	(in millions)
Master Plan	$	28.1		$	25.0		$	22.3
Other Defined Contribution Plans		9.4			9.0			8.5
Employee Stock Ownership Plan		1.9			1.8			1.8
Deferred Compensation Plan		0.9			0.9			0.7
Supplemental Executive Retirement Plans		2.9			6.5			5.1
Defined Benefit Plans		1.8			2.7			2.8
	$	45.0		$	45.9		$	41.2

SERPs and Defined Benefit Plans

Employee Benefits

Summary of the status of the funding of the plans, change in plan assets and items not yet recognized as a component of net periodic pension expense

	SERPs						Defined Benefit Plans
	2018			2017			2018			2017
	(in millions)						(in millions)
Change in benefit obligation
Benefit obligation at beginning of year	$	36.6		$	48.5		$	103.5		$	95.9
Service cost		0.9			0.8			1.7			1.5
Interest cost		1.1			1.1			3.5			3.7
Actuarial loss		(0.3)			1.0			(9.3)			6.2
Benefits paid		(1.1)			(1.2)			(3.8)			(3.8)
Plan amendments		—			—			1.0			0.2
Plan settlements		—			(13.6)			—			(0.2)
Benefit obligation at end of year	$	37.2		$	36.6		$	96.6		$	103.5
Change in plan assets
Fair value of plan assets at beginning of year		N/A			N/A		$	89.0		$	73.3
Actual return on plan assets		N/A			N/A			(4.2)			9.9
Employer contributions		N/A			N/A			13.9			9.8
Benefits paid		N/A			N/A			(3.8)			(3.8)
Plan settlements		N/A			N/A			—			(0.2)
Fair value of plan assets at end of year		N/A			N/A		$	94.9		$	89.0
Funded status
Funded status of the plans	$	(37.2)		$	(36.6)		$	(1.7)		$	(14.5)
Items not yet recognized as component of net periodic pension expense
Unrecognized net actuarial losses	$	9.1		$	10.3		$	23.2		$	24.5
Unamortized prior service cost		—			—			2.8			2.1
	$	9.1		$	10.3		$	26.0		$	26.6

Schedule of amounts recognized in the statement of financial position

	SERPs						Defined Benefit Plans
	2018			2017			2018			2017
	(in millions)						(in millions)
Amounts recognized in the statement of financial position
Current liabilities	$	(1.1)		$	(1.2)		$	—		$	—
Noncurrent liabilities		(36.1)			(35.4)			(1.7)			(14.5)
Accumulated other comprehensive loss		9.1			10.3			26.0			26.6
Net amount recognized	$	(28.1)		$	(26.3)		$	24.3		$	12.1

Schedule of details of net periodic pension expense

Following are the details of net periodic benefit cost related to the SERPs and Defined Benefit Plans:

	SERPs									Defined Benefit Plans
	Year Ended December 31,									Year Ended December 31,
	2018			2017			2016			2018			2017			2016
	(in millions)									(in millions)
Service cost	$	0.9		$	0.8		$	1.1		$	1.7		$	1.5		$	1.6
Interest cost		1.1			1.1			1.6			3.5			3.7			3.9
Expected return on plan assets		—			—			—			(5.1)			(4.4)			(4.6)
Settlement loss		—			3.7			1.0			—			0.1			0.1
Prior service cost		—			—			—			0.3			0.3			0.3
Amortization of net loss		0.9			0.9			1.4			1.4			1.5			1.5
	$	2.9		$	6.5		$	5.1		$	1.8		$	2.7		$	2.8

Net periodic benefit cost related to the SERPs and Defined Benefit Plans is presented in our statements of income as summarized below:

	SERPs									Defined Benefit Plans
	Year Ended December 31,									Year Ended December 31,
	2018			2017			2016			2018			2017			2016
	(in millions)									(in millions)
Amounts recognized in the statement of income
Warehouse, delivery, selling, general and administrative expense	$	0.9		$	0.8		$	1.1		$	1.7		$	1.5		$	1.6
Other expense, net		2.0			5.7			4.0			0.1			1.2			1.2
	$	2.9		$	6.5		$	5.1		$	1.8		$	2.7		$	2.8

Schedule of assumptions used to determine net periodic benefit cost

	SERPs						Defined Benefit Plans
	Year Ended December 31,						Year Ended December 31,
	2018		2017		2016		2018		2017		2016
Weighted average assumptions to determine net cost
Discount rate	3.04	%	3.36	%	3.45	%	3.47	%	3.93	%	4.13	%
Expected long-term rate of return on plan assets	N/A		N/A		N/A		5.66	%	6.17	%	6.57	%
Rate of compensation increase	6.00	%	6.00	%	6.00	%	N/A		N/A		N/A

Schedule of assumptions used to determine the benefit obligation

	SERPs				Defined Benefit Plans
	December 31,				December 31,
	2018		2017		2018		2017
Weighted average assumptions to determine benefit obligations
Discount rate	3.82	%	3.04	%	4.06	%	3.47	%
Expected long-term rate of return on plan assets	N/A		N/A		5.66	%	6.17	%
Rate of compensation increase	6.00	%	6.00	%	N/A		N/A

Defined Benefit Plans

Employee Benefits

Schedule of information for defined benefit plans with an accumulated benefit obligation and projected benefit obligation in excess of plan assets

	Year Ended December 31,
	2018			2017
	(in millions)
Information for defined benefit plans with an accumulated benefit obligation and projected benefit obligation in excess of plan assets
Accumulated benefit obligation	$	53.0		$	75.5
Projected benefit obligation		53.0			75.5
Fair value of plan assets		50.1			60.3

Schedule of weighted-average asset allocations of the Company's Defined Benefit Plans by asset category

	December 31,
	2018		2017
Plan Assets
Equity securities	51	%	55	%
Debt securities	45	%	38	%
Other	4	%	7	%
Total	100	%	100	%

Schedule of fair value measurements of Defined Benefit Plans assets

	Level 1			Level 2			Level 3			Total
	(in millions)
December 31, 2018:
Common stock(1)	$	27.5		$	—		$	—		$	27.5
U.S. government, state and agency		—			11.6			—			11.6
Corporate debt securities(2)		—			17.4			—			17.4
Mutual funds(3)		32.2			2.6			—			34.8
Interest and non-interest bearing cash		3.6			—			—			3.6
	$	63.3		$	31.6		$	—		$	94.9
December 31, 2017:
Common stock(1)	$	26.7		$	—		$	—		$	26.7
U.S. government, state and agency		—			4.7			—			4.7
Corporate debt securities(2)		—			17.4			—			17.4
Mutual funds(3)		30.8			3.5			—			34.3
Interest and non-interest bearing cash		5.9			—			—			5.9
	$	63.4		$	25.6		$	—		$	89.0

⁽¹⁾ Comprised primarily of securities of large domestic and foreign companies. Valued at the closing price reported on the active market on which the individual securities are traded.

⁽²⁾ Valued using a combination of inputs including: benchmark yields, reported trades, broker/dealer quotes, issuer spreads, two‑sided markets, benchmark securities, bids, offers and reference data.

⁽³⁾ Level 1 assets are comprised of exchange traded funds, money market funds, and stock and bond funds. These assets are valued at closing price for exchange traded funds and Net Asset Value (NAV) for open‑end and closed‑end mutual funds. Level 2 assets are comprised of fixed income funds and pooled separate accounts and are valued at the net asset value per unit based on either the observable net asset value of the underlying investment or the net asset value of the underlying pool of securities.

X

- Definition

Tabular disclosure of the assumptions used to determine for pension plans and/or other employee benefit plans, the benefit obligation including assumed discount rates, rate increase in compensation increase and expected long-term rates of return on plan assets.

+ References

No definition available.

+ Details

Name:	rs_ScheduleOfAssumptionsUsedToDetermineBenefitObligationTableTextBlock
Namespace Prefix:	rs_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the assumptions used to determine for pension plans and/or other employee benefit plans, net benefit cost, including assumed discount rates, rate increase in compensation increase, and expected long-term rates of return on plan assets.

+ References

No definition available.

+ Details

Name:	rs_ScheduleOfAssumptionsUsedToDetermineNetPeriodicBenefitCostTableTextBlock
Namespace Prefix:	rs_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the weighted-average asset allocations shown by asset category.

+ References

No definition available.

+ Details

Name:	rs_ScheduleOfWeightedAverageAssetAllocationsByAssetCategoryTableTextBlock
Namespace Prefix:	rs_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of net funded status of pension plans and/or other employee benefit plans. May include a reconciliation of beginning and ending balances of the change in the benefit obligation of pension plans and/or other employee benefit plans, showing separately, if applicable, the effects of the following: service cost, interest cost, contributions by plan participants, actuarial gains and losses, foreign currency exchange rate changes, benefits paid, plan amendments, business combinations, divestitures, curtailments, settlements, and special and contractual termination benefits. May include a reconciliation of beginning and ending balances of the fair value of plan assets of pension plans and/or other employee benefit plans showing separately, if applicable, the effects during the period attributable to each of the following: actual return on plan assets, foreign currency exchange rate changes, contributions by the employer, contributions by plan participants, benefits paid, business combinations, divestitures, and settlements. Also may include disclosure of the amounts related to pension plans and/or other employee benefit plans in accumulated other comprehensive income or loss that have not yet been recognized as components of net periodic benefit cost, such as the net gain (loss), net prior service cost or credit, and net transition asset or obligation.

+ References

No definition available.

+ Details

Name:	rs_SchedulesOfNetFundedStatusChangeInBenefitObligationsAndPlanAssetsAndNetPeriodicPensionExpenseNotYetRecognizedTableTextBlock
Namespace Prefix:	rs_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Definition

Tabular disclosure of accumulated benefit obligations and fair values of plan assets of pension plans and/or other employee benefit plans where the accumulated benefit obligation exceeds the fair value of plan assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2417-114920

+ Details

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

X

- Definition

Tabular disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans. This information may include, but is not limited to, the target allocation of plan assets, the fair value of each major category of plan assets, and the level within the fair value hierarchy in which the fair value measurements fall.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(5)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

+ Details

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

X

- Definition

Tabular disclosure of the amounts that are recognized in the balance sheet (or statement of financial position) for pension plans and/or other employee benefit plans, showing separately the assets and current and noncurrent liabilities (if applicable) recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

+ Details

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

X

- Definition

Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

+ Details

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

X

- Definition

Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

+ Details

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

X

- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

+ Details

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

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=rs_SupplementalEmployeeRetirementAndPensionPlansDefinedBenefitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: