copyright © 1999, 2002 by m. ray gregg. all rights reserved.1

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Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 1

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 2

Inventory SystemsInventory Systems

periodic

perpetual

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 3

Periodic InventoryPeriodic Inventory

• increases recorded in Purchases• at time of sale, record revenue

but no entry for reduction in inventory

• physical inventory (actual count) necessity at end of period to determine cost of goods sold

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 4

Perpetual InventoryPerpetual Inventory• Continuously discloses inventory on hand• increases in inventory debited to Merchandise Inventory

(and posted to subsidiary ledger)• two entries to record sales transactions REVENUE: Accounts Receivable -- Customer retail Sales retail

REDUCTION IN INVENTORY:Cost of Goods Sold cost

Merchandise Inventory cost• physical inventory still needed annually to compare with

and update inventory records

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 5

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any

item twice

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 6

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any

item twice• have plan and follow it

– establish proper “cut-off” of transactions– business often closes in order to count

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 7

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 8

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 9

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 10

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 11

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 12

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any

item twice• have plan and follow it

– establish proper “cut-off” of transactions– business often closes in order to count– best to count in “teams” of two

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 13

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any

item twice• have plan and follow it

– establish proper “cut-off” of transactions– business often closes in order to count– best to count in “teams” of two

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 14

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any

item twice• have plan and follow it

– establish proper “cut-off” of transactions– business often closes in order to count– best to count in “teams” of two

• shipping terms determine when title passes

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 15

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any

item twice• have plan and follow it

– establish proper “cut-off” of transactions– business often closes in order to count– best to count in “teams” of two

• shipping terms determine when title passes– FOB SP

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 16

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any item

twice• have plan and follow it

– establish proper “cut-off” of transactions– business often closes in order to count– best to count in “teams” of two

• shipping terms determine when title passes– FOB SP -- title passes when goods are shipped

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 17

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any item

twice• have plan and follow it

– establish proper “cut-off” of transactions– business often closes in order to count– best to count in “teams” of two

• shipping terms determine when title passes– FOB SP -- title passes when goods are shipped– FOB D

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 18

Physical Inventory ProceduresPhysical Inventory Procedures

• necessity for both periodic and perpetual• goal: count every item; do not count any item

twice• have plan and follow it

– establish proper “cut-off” of transactions– business often closes in order to count– best to count in “teams” of two

• shipping terms determine when title passes– FOB SP -- title passes when goods are shipped– FOB D -- title passes when goods arrive

BUYER

D

Mack’s Trucking

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 19

Importance of Importance of InventoryInventory

Importance of Importance of InventoryInventory

• most active element of a merchandising business

• principal source of revenue

• largest current asset

• largest deduction from revenue

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 20

P

EI

BI

Importance of Importance of InventoryInventory

COGS

GAFS

To Balance Sheet

To IncomeStatement

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 21

Importance of Importance of InventoryInventory

Inventory Net Income Assets Capital

Effects of Misstatement

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 22

Arbitrary Assumptions Arbitrary Assumptions Concerning Concerning CostCost FlowFlow

•in order expenditures were made

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 23

Arbitrary Assumptions Arbitrary Assumptions Concerning Concerning CostCost Flow Flow

•in order expenditures were made -- FIFO

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 24

Arbitrary Assumptions Arbitrary Assumptions Concerning Concerning CostCost Flow Flow

•in order expenditures were made -- FIFO

•in reverse order in which expenditures were made

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 25

Arbitrary Assumptions Arbitrary Assumptions Concerning Concerning CostCost Flow Flow

•in order expenditures were made -- FIFO

•in reverse order in which expenditures were made -- LIFO

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 26

Arbitrary Assumptions Arbitrary Assumptions Concerning Concerning CostCost Flow Flow

•in order expenditures were made -- FIFO

•in reverse order in which expenditures were made -- LIFO

•average of expenditures

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 27

Balance Sheet Income Statement

MI COGS

First In … First OUT

Latest Ite

ms Left O

ver

Time Time Time Time Time Time Time Time Time

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 28

Balance Sheet Income Statement

MI COGS

Las

t In

Firs

t OU

TOldest Item

s Left

Time Time Time Time Time Time Time Time Time

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 29

Balance Sheet Income Statement

MI COGS

FIFO LIFO FIFO LIFO

Rising Prices

NI

Time Time Time Time Time Time Time Time Time

Copyright © 1999, 2002 by M. Ray Gregg. All Rights Reserved. 30

InventoryInventory

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