December 31 (In millions) | | 2013 | | | 2012 | | | | | | | GE | | | | | | Provision for expenses(a) | $ | 5,934 | | $ | 6,503 | Principal pension plans | | 3,436 | | | 6,567 | Retiree insurance plans | | 3,154 | | | 3,800 | Non-U.S. loss carryforwards(b) | | 874 | | | 942 | Contract costs and estimated earnings | | (3,550) | | | (3,087) | Intangible assets | | (2,268) | | | (2,269) | Depreciation | | (1,079) | | | (698) | Investment in global subsidiaries | | (1,077) | | | (921) | Investment in NBCU LLC | | - | | | (4,937) | Other – net | | (363) | | | 46 | | | 5,061 | | | 5,946 | GECC | | | | | | Operating leases | | (6,284) | | | (6,141) | Financing leases | | (4,075) | | | (4,506) | Intangible assets | | (1,943) | | | (1,666) | Cash flow hedges | | (163) | | | (115) | Net unrealized gains (losses) on securities | | (145) | | | (314) | Non-U.S. loss carryforwards(b) | | 3,791 | | | 3,049 | Allowance for losses | | 2,640 | | | 1,975 | Investment in global subsidiaries | | 1,883 | | | 1,689 | Other – net | | (490) | | | 29 | | | (4,786) | | | (6,000) | Net deferred income tax asset (liability) | $ | 275 | | $ | (54) | | | | | | | | | | | | |
(a) Represented the tax effects of temporary differences related to expense accruals for a wide variety of items, such as employee compensation and benefits, other pension plan liabilities, interest on tax liabilities, product warranties and other sundry items that are not currently deductible. (b) Net of valuation allowances of $2,089 million and $1,712 million for GE and $862 million and $628 million for GECC, for 2013 and 2012, respectively. Of the net deferred tax asset as of December 31, 2013, of $4,665 million, $30 million relates to net operating loss carryforwards that expire in various years ending from December 31, 2014, through December 31, 2016; $478 million relates to net operating losses that expire in various years ending from December 31, 2017 through December 31, 2030 and $4,157 million relates to net operating loss carryforwards that may be carried forward indefinitely. |