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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Feb. 28, 2013 | Mar. 30, 2013 | Mar. 31, 2012 | Dec. 29, 2012
Condensed Consolidated Financial Statements |  |  |  |
Increase in EIP segment sales |  | $ 6,028,000 |  |
Inventories |  |  |  |
Inventory valued at the lower of cost, determined on the last-in, first-out (LIFO) method, or market (as a percent) |  | 40.00% |  | 43.00%
Excess of replacement cost of inventories over the LIFO value |  | 44,517,000 |  | 45,822,000
Raw materials and purchased parts |  | 212,124,000 |  | 199,808,000
Work-in-process |  | 35,917,000 |  | 36,114,000
Finished goods and manufactured goods |  | 247,733,000 |  | 222,284,000
Subtotal |  | 495,774,000 |  | 458,206,000
Less: LIFO reserve |  | 44,517,000 |  | 45,822,000
Net inventory |  | 451,257,000 |  | 412,384,000
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries |  |  |  |
United States |  | 89,384,000 | 62,695,000 |
Foreign |  | 23,525,000 | 15,971,000 |
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries |  | 112,909,000 | 78,666,000 |
Accounting policy disclosures |  |  |  |
Shares of common stock available for issuance |  | 446,126 |  |
Equity Method Investments |  |  |  |
Proceeds from sale of assets | 29,200,000 | 29,415,000 | 45,000 |
Foreign currency translation adjustments |  | (5,194,000) |  |
Deferred tax benefits |  | 3,200,000 |  |
Stock option plans |  |  |  |
Accounting policy disclosures |  |  |  |
Compensation expense |  | 1,313,000 | 1,245,000 |
Income tax benefits |  | $ 506,000 | $ 479,000 |
Maximum | Stock option plans |  |  |  |
Accounting policy disclosures |  |  |  |
Vesting period of options |  | 6 years |  |
Expiration period of grant |  | 10 years |  |
Minimum | Stock option plans |  |  |  |
Accounting policy disclosures |  |  |  |
Vesting period of options |  | 3 years |  |
Expiration period of grant |  | 6 years |  |

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