Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2019	Dec. 01, 2018	Dec. 02, 2017
Cash flows from operating activities:
Net income including non-controlling interests	$ 130,844	$ 171,232	$ 59,466
Adjustments to reconcile net income including non-controlling interests to net cash provided by operating activities:
Depreciation	67,115	68,636	51,072
Amortization	74,091	76,490	36,243
Deferred income taxes	(29,028)	(47,446)	(21,660)
Income from equity method investments, net of dividends received	(39)	(3,172)	(2,640)
Gain on sale of assets	(24,104)	(3,050)	(19)
Share-based compensation	24,003	17,113	17,503
Pension and other postretirement benefit plan contributions	(8,063)	(6,558)	(4,704)
Pension and other postretirement benefit plan income	(11,300)	(14,332)	(6,069)
Excess tax benefit from share-based compensation	0	0	(2,010)
Non-cash (gain) loss on mark to market adjustment related to contingent consideration liability	0	1,126	(4,233)
Non-cash charge for the sale of inventories revalued at the date of acquisition	0	0	11,289
Trade receivables, net	(25,632)	(39,429)	(26,826)
Inventories	19,584	(17,068)	(8,660)
Other assets	(18,316)	(35,184)	(12,986)
Trade payables	11,553	25,401	44,365
Accrued compensation	1,342	(306)	12,249
Other accrued expenses	(1,882)	(4,282)	9,809
Income taxes payable	(21,043)	(4,048)	14,973
Other liabilities	(448)	21,429	(14,685)
Other	37,518	81,522	14,424
Net cash provided by operating activities	269,177	253,312	166,325
Cash flows from investing activities:
Purchased property, plant and equipment	(61,982)	(68,263)	(54,934)
Purchased businesses, net of cash acquired	(8,292)	3,499	(1,745,415)
Purchased business remaining equity	(9,870)	0	(1,250)
Proceeds from sale of property, plant and equipment	11,133	2,923	672
Proceeds from sale of business	70,293	0	0
Cash received from government grant	8,881	0	0
Cash outflow related to government grant	(2,758)	0	0
Net cash provided by (used in) investing activities	7,405	(61,841)	(1,800,927)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	0	0	2,856,278
Repayment of long-term debt	(288,600)	(185,750)	(1,079,250)
Payment of debt issuance, prepayment and extinguishment costs	0	0	(49,742)
Net proceeds from (payments on) notes payable	1,662	(13,276)	(7,776)
Dividends paid	(32,357)	(31,124)	(29,612)
Contingent consideration payment	(3,610)	0	0
Proceeds from stock options exercised	10,885	6,237	17,705
Excess tax benefit from share-based compensation	0	0	2,010
Purchase of redeemable non-controlling interest	0	0	(3,127)
Repurchases of common stock	(3,026)	(4,688)	(21,831)
Net cash (used in) provided by financing activities	(315,046)	(228,601)	1,684,655
Effect of exchange rate changes on cash and cash equivalents	(138)	(6,475)	2,100
Net change in cash and cash equivalents	(38,602)	(43,605)	52,153
Cash and cash equivalents at beginning of year	150,793	194,398	142,245
Cash and cash equivalents at end of year	112,191	150,793	194,398
Supplemental disclosure of cash flow information:
Dividends paid with company stock	338	207	299
Cash paid for interest, net of amount capitalized of $416, $285, and $306 for the years ended November 30, 2019, December 1, 2018 and December 2, 2017, respectively	107,088	109,428	43,790
Cash paid for income taxes, net of refunds	$ 37,232	$ 36,841	$ 37,986