Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Apr. 02, 2011
Cash flows from operating activities:
Net earnings	$ 82,000	$ 116,693
Adjustments to reconcile net earnings to cash from operating activities:
Depreciation and amortization	21,136	20,274
Deferred income taxes	(1,291)	(6,897)
Pay-in-kind interest and accretion on note receivable from affiliate	(2,818)	(2,521)
Income from affiliates	(9,569)	(6,162)
Other investment income, net	(3,459)	(2,340)
Other	(714)	225
Changes in current assets and liabilities, net of business acquired:
Receivables, net of allowance	(36,015)	(96,552)
Inventories	(2,707)	(14,261)
Other current assets	3,910	58,418
Current liabilities, exclusive of debt	(27,600)	(125,463)
Other, net	3,989	3,701
Net cash from operating activities	26,862	(54,885)
Cash flows from investing activities:
Purchase of short-term investments	(237,924)	(38,664)
Proceeds from the sale of short-term investments	194,330	67,000
Proceeds from the maturity of short-term investments	9,816	3,985
Investments in and advances to affiliates, net	(3,631)	(3,637)
Capital expenditures	(28,969)	(39,029)
Principal payments received on long-term notes receivable from affiliate	564
Purchase of long-term investments	(2,046)
Acquisition of business, net of cash acquired	(2,825)
Other, net	2,845	99
Net cash from investing activities	(67,840)	(10,246)
Cash flows from financing activities:
Notes payable to banks, net	23,364	42,232
Proceeds from the issuance of long-term debt	5,476	15,345
Principal payments of long-term debt	(112)	(96)
Repurchase of common stock	(6,335)
Other, net	104	53
Net cash from financing activities	22,497	57,534
Effect of exchange rate change on cash	24	936
Net change in cash and cash equivalents	(18,457)	(6,661)
Cash and cash equivalents at beginning of year	71,510	41,124
Cash and cash equivalents at end of period	$ 53,053	$ 34,463