{"pre_text": ["management performs detailed reviews of its receivables on a monthly and/or quarterly basis to assess the adequacy of the allowances based on historical and current trends and other factors affecting credit losses and to determine if any impairment has occurred .", "a receivable is impaired when it is probable that all amounts related to the receivable will not be collected according to the contractual terms of the agreement .", "additions to the allowances for doubtful accounts are maintained through adjustments to the provision for credit losses , which are charged to current period earnings ; amounts determined to be uncollectable are charged directly against the allowances , while amounts recovered on previously charged-off accounts increase the allowances .", "net charge-offs include the principal amount of losses charged-off as well as charged-off interest and fees .", "recovered interest and fees previously charged-off are recorded through the allowances for doubtful accounts and increase the allowances .", "finance receivables are assessed for charge-off when an account becomes 120 days past due and are charged-off typically within 60 days of asset repossession .", "contract receivables related to equipment leases are generally charged-off when an account becomes 150 days past due , while contract receivables related to franchise finance and van leases are generally charged-off up to 180 days past the asset return date .", "for finance and contract receivables , customer bankruptcies are generally charged-off upon notification that the associated debt is not being reaffirmed or , in any event , no later than 180 days past due .", "snap-on does not believe that its trade accounts , finance or contract receivables represent significant concentrations of credit risk because of the diversified portfolio of individual customers and geographical areas .", "see note 3 for further information on receivables and allowances for doubtful accounts .", "other accrued liabilities : supplemental balance sheet information for 201cother accrued liabilities 201d as of 2013 and 2012 year end is as follows : ( amounts in millions ) 2013 2012 ."], "post_text": ["inventories : snap-on values its inventory at the lower of cost or market and adjusts for the value of inventory that is estimated to be excess , obsolete or otherwise unmarketable .", "snap-on records allowances for excess and obsolete inventory based on historical and estimated future demand and market conditions .", "allowances for raw materials are largely based on an analysis of raw material age and actual physical inspection of raw material for fitness for use .", "as part of evaluating the adequacy of allowances for work-in-progress and finished goods , management reviews individual product stock-keeping units ( skus ) by product category and product life cycle .", "cost adjustments for each product category/product life-cycle state are generally established and maintained based on a combination of historical experience , forecasted sales and promotions , technological obsolescence , inventory age and other actual known conditions and circumstances .", "should actual product marketability and raw material fitness for use be affected by conditions that are different from management estimates , further adjustments to inventory allowances may be required .", "snap-on adopted the 201clast-in , first-out 201d ( 201clifo 201d ) inventory valuation method in 1973 for its u.s .", "locations .", "snap-on 2019s u.s .", "inventories accounted for on a lifo basis consist of purchased product and inventory manufactured at the company 2019s heritage u.s .", "manufacturing facilities ( primarily hand tools and tool storage ) .", "as snap-on began acquiring businesses in the 1990 2019s , the company retained the 201cfirst-in , first-out 201d ( 201cfifo 201d ) inventory valuation methodology used by the predecessor businesses prior to their acquisition by snap-on ; the company does not adopt the lifo inventory valuation methodology for new acquisitions .", "see note 4 for further information on inventories .", "property and equipment : property and equipment is stated at cost less accumulated depreciation and amortization .", "depreciation and amortization are provided on a straight-line basis over estimated useful lives .", "major repairs that extend the useful life of an asset are capitalized , while routine maintenance and repairs are expensed as incurred .", "capitalized software included in property and equipment reflects costs related to internally developed or purchased software for internal use and is amortized on a straight-line basis over their estimated useful lives .", "long-lived assets are evaluated for impairment when events or circumstances indicate that the carrying amount of the long-lived asset may not be recoverable .", "see note 5 for further information on property and equipment .", "2013 annual report 73 ."], "table": [["( amounts in millions )", "2013", "2012"], ["income taxes", "$ 7.7", "$ 19.6"], ["accrued restructuring", "4.0", "7.2"], ["accrued warranty", "17.0", "18.9"], ["deferred subscription revenue", "26.6", "24.8"], ["accrued property payroll and other taxes", "31.3", "32.9"], ["accrued selling and promotion expense", "24.5", "26.6"], ["other", "132.6", "117.9"], ["total other accrued liabilities", "$ 243.7", "$ 247.9"]], "table_ori": [["<i>(Amounts in millions)</i>", "2013", "2012"], ["Income taxes", "$7.7", "$19.6"], ["Accrued restructuring", "4.0", "7.2"], ["Accrued warranty", "17.0", "18.9"], ["Deferred subscription revenue", "26.6", "24.8"], ["Accrued property, payroll and other taxes", "31.3", "32.9"], ["Accrued selling and promotion expense", "24.5", "26.6"], ["Other", "132.6", "117.9"], ["Total other accrued liabilities", "$243.7", "$247.9"]]}

Question: what is the difference between the payments for revenue from clients and the actual revenue recorded , ( in millions ) ?
Evidence:
table_4: ( amounts in millions ) the deferred subscription revenue of 2013 is 26.6 ; the deferred subscription revenue of 2012 is 24.8 ;
table_3: ( amounts in millions ) the accrued warranty of 2013 is 17.0 ; the accrued warranty of 2012 is 18.9 ;
Program: subtract(17.0, 18.9)
Answer:
str_answer: 1.9
exe_answer: -1.9