CLH Stock Balance Sheets

Clean Harbors Quarterly Balance Sheets Chart

Quarterly

Annual

Goodwill

Account Receivables

Cash and Cash Eq

Account Payables

Deferred Revenue

Clean Harbors Quarterly Balance Sheets Table

Quarterly

Annual

Unit: USD	2025-06-30	2025-03-31	2024-12-31	2024-09-30	2024-06-30	2024-03-31	2023-12-31	2023-09-30	2023-06-30	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-09-30	2010-06-30	2010-03-31	2009-09-30	2009-06-30	2009-03-31	2008-09-30	2008-06-30	2008-03-31	2007-09-30	2007-06-30	2007-03-31	2006-09-30

assets
current assets:
cash and cash equivalents	600,186,000	489,417,000	687,192,000	512,371,000	401,992,000	337,825,000	444,698,000	335,965,000	238,776,000	492,603,000	449,023,000	344,631,000	339,584,000	452,575,000	646,663,000	595,574,000	496,383,000	519,101,000	475,706,000	447,366,000	432,205,000	371,991,000	282,233,000	204,455,000	167,371,000	226,507,000	215,497,000	197,068,000	186,352,000	319,399,000	361,658,000	446,366,000	297,366,000	306,997,000	257,857,000	352,923,000	355,345,000	184,708,000	179,191,000	173,621,000	233,739,000	246,879,000	258,021,000	278,644,000	249,007,000	310,073,000	248,635,000	263,478,000	222,104,000	229,836,000	523,614,000	296,758,000	241,527,000	260,723,000	257,159,000	377,576,000	531,763,000	280,916,000	295,300,000	206,604,000	220,276,000	255,407,000	226,961,000	252,959,000	281,893,000	86,153,000	91,856,000	77,356,000	57,948,000	72,890,000
short-term marketable securities	98,888,000	105,895,000	102,634,000	82,371,000	91,294,000	104,811,000	106,101,000	84,007,000	87,346,000	62,033,000	65,034,000	70,797,000	75,364,000	81,724,000	64,844,000	70,683,000	74,320,000	51,857,000	56,639,000	59,326,000	62,143,000	42,421,000	46,877,000	55,198,000	57,477,000	52,856,000	37,380,000	36,862,000	37,792,000	38,179,000
accounts receivable	1,117,714,000	1,077,510,000	1,015,357,000	1,100,660,000	1,089,832,000	1,039,763,000	983,111,000	1,010,335,000	981,233,000	964,603,000	1,026,226,000	1,005,488,000	900,273,000	792,734,000	703,199,000	659,364,000	620,184,000	611,534,000	602,069,000	572,373,000	658,482,000	644,738,000	641,667,000	632,888,000	613,507,000	606,952,000	608,645,000	590,580,000	551,841,000	528,924,000	531,696,000	512,375,000	480,044,000	496,226,000	512,376,000	503,749,000	458,301,000	496,004,000	600,283,000	684,875,000	521,563,000	557,131,000	575,575,000	575,187,000	566,394,000	579,394,000	603,054,000	549,909,000	563,691,000	541,423,000	399,362,000	397,453,000	463,431,000	449,553,000	414,079,000	352,809,000	347,532,000	344,320,000	337,636,000	297,751,000	255,436,000	148,610,000	150,297,000	186,249,000	185,228,000	180,411,000	181,826,000	179,103,000	160,780,000	169,515,000
unbilled accounts receivable	177,910,000	171,089,000	162,215,000	204,308,000	187,148,000	165,592,000	107,859,000	130,888,000	122,679,000	107,010,000	134,742,000	134,173,000	123,945,000	94,963,000	69,912,000	59,446,000	55,239,000	55,681,000	59,438,000	44,761,000	51,215,000	56,326,000	58,842,000	52,174,000	42,513,000	54,794,000	63,964,000	62,762,000	63,375,000	35,922,000	40,933,000	46,576,000	28,106,000	36,190,000	41,542,000	29,119,000	31,805,000	25,940,000	41,562,000	37,095,000	33,333,000	40,775,000	50,050,000	35,529,000	40,832,000	26,568,000	42,122,000	34,277,000	32,220,000	27,072,000	34,401,000	30,173,000	29,904,000	29,385,000	41,728,000	30,588,000	16,891,000	26,162,000	31,951,000	21,057,000	20,198,000	6,381,000	6,385,000	10,469,000	10,235,000	15,051,000	25,229,000	20,010,000	15,364,000	16,828,000
inventories and supplies	383,351,000	376,024,000	384,657,000	376,564,000	365,356,000	354,310,000	327,511,000	311,512,000	325,882,000	324,994,000	294,220,000	275,696,000	264,733,000	250,692,000	228,682,000	215,725,000	219,499,000	220,498,000	220,884,000	219,808,000	216,532,000	214,744,000	210,827,000	203,331,000	200,814,000	199,479,000	196,045,000	193,544,000	181,438,000	176,012,000	173,097,000	172,540,000	182,038,000	178,428,000	177,288,000	162,404,000	154,768,000	149,521,000	150,255,000	149,861,000	143,052,000	168,663,000	170,934,000	161,792,000	152,443,000	152,096,000	155,301,000	155,538,000	144,476,000	171,441,000
prepaid expenses and other current assets	97,332,000	90,747,000	81,741,000	78,204,000	93,440,000	103,495,000	82,939,000	78,045,000	92,559,000	82,518,000	71,846,000	93,320,000	103,349,000	68,483,000	70,864,000	76,524,000	76,726,000	67,051,000	58,711,000	69,455,000	44,629,000	48,942,000	38,199,000	42,640,000	45,925,000	42,800,000	35,441,000	34,834,000	38,177,000	35,175,000	32,637,000	35,823,000	55,180,000	56,116,000	40,898,000	49,678,000	44,056,000	46,265,000	44,880,000	60,880,000	56,263,000	57,435,000	48,540,000	48,991,000	56,677,000	41,962,000	41,880,000	53,471,000	57,828,000	75,778,000	53,252,000	49,763,000	62,118,000	73,349,000	37,278,000	32,828,000	30,007,000	20,523,000	18,708,000	18,417,000	18,431,000	10,402,000	17,553,000	6,335,000	11,369,000	12,918,000	7,034,000	9,614,000	10,219,000	9,208,000
total current assets	2,475,381,000	2,310,682,000	2,433,796,000	2,354,478,000	2,229,062,000	2,105,796,000	2,052,219,000	1,950,752,000	1,848,475,000	2,033,761,000	2,041,091,000	1,924,105,000	1,807,248,000	1,741,171,000	1,784,164,000	1,677,316,000	1,542,351,000	1,525,722,000	1,493,659,000	1,431,804,000	1,486,476,000	1,400,908,000	1,300,584,000	1,213,186,000	1,148,122,000	1,202,158,000	1,176,821,000	1,136,482,000	1,079,822,000	1,154,056,000	1,160,258,000	1,234,734,000	1,061,771,000	1,092,871,000	1,049,931,000	1,119,134,000	1,063,621,000	921,196,000	1,072,555,000	1,163,317,000	1,043,185,000	1,126,433,000	1,153,937,000	1,150,291,000	1,114,558,000	1,171,179,000	1,141,774,000	1,105,191,000	1,073,582,000	1,086,793,000	1,109,288,000	865,508,000	881,885,000	891,868,000	826,270,000	866,372,000	997,876,000	744,377,000	751,480,000	629,242,000	592,323,000	467,237,000	446,215,000	501,515,000	531,489,000	337,435,000	357,878,000	336,913,000	299,828,000	318,570,000
property, plant and equipment	2,507,101,000	2,463,620,000	2,447,941,000	2,452,312,000	2,408,647,000	2,330,484,000	2,193,318,000	2,128,508,000	2,082,693,000	1,980,302,000	1,923,675,000	1,913,145,000	1,881,542,000	1,863,175,000	1,508,356,000	1,531,289,000	1,527,944,000	1,525,298,000	1,539,333,000	1,553,808,000	1,547,119,000	1,588,151,000	1,593,993,000	1,596,917,000	1,588,613,000	1,561,978,000	1,614,429,000	1,609,382,000	1,631,648,000	1,587,365,000	1,611,971,000	1,602,453,000	1,609,490,000	1,611,827,000	1,648,571,000	1,594,987,000	1,596,872,000	1,532,467,000	1,531,548,000	1,562,254,000	1,502,497,000	1,558,834,000	1,579,701,000	1,611,298,000	1,588,286,000	1,602,170,000	1,615,427,000	1,554,972,000	1,549,806,000	1,531,763,000
other assets:
operating lease right-of-use assets	247,033,000	247,414,000	250,853,000	246,061,000	214,858,000	206,577,000	187,060,000	188,695,000	181,243,000	166,181,000	161,668,000	157,048,000	156,811,000	161,797,000	137,429,000	135,363,000	142,006,000	150,341,000	146,454,000	153,522,000	160,526,000	162,206,000	164,302,000	173,504,000	170,550,000
goodwill	1,479,805,000	1,477,307,000	1,477,199,000	1,485,065,000	1,482,085,000	1,487,821,000	1,287,736,000	1,286,473,000	1,288,291,000	1,246,878,000	1,246,327,000	1,244,655,000	1,221,399,000	1,227,042,000	543,028,000	544,639,000	543,605,000	527,023,000	524,261,000	523,154,000	519,627,000	525,013,000	524,581,000	525,044,000	517,910,000	514,189,000	514,102,000	497,251,000	492,705,000	478,523,000	478,728,000	472,819,000	469,860,000	465,154,000	470,633,000	461,491,000	460,642,000	453,105,000	447,918,000	452,858,000	445,412,000	452,669,000	449,577,000	578,974,000	565,062,000	570,960,000	590,152,000	575,275,000	572,406,000	593,771,000	157,724,000	135,962,000	125,723,000	122,392,000	134,696,000	88,511,000	61,786,000	58,557,000	56,997,000	56,713,000	49,699,000	30,580,000	29,765,000	22,726,000	22,523,000	24,809,000	21,655,000	21,590,000	21,667,000	19,032,000
permits and other intangibles	677,180,000	688,957,000	701,987,000	708,935,000	727,463,000	739,975,000	602,797,000	613,540,000	626,320,000	620,782,000	621,834,000	637,254,000	633,445,000	644,912,000	366,497,000	374,230,000	380,053,000	386,620,000	392,401,000	400,448,000	406,881,000	419,066,000	425,863,000	433,853,000	438,958,000	441,875,000	451,355,000	455,920,000	464,635,000	469,128,000	477,639,000	482,828,000	490,952,000	498,721,000	507,337,000	492,224,000	502,532,000	506,818,000	518,995,000	534,621,000	520,045,000	530,080,000	541,874,000	553,658,000	557,211,000	569,973,000	567,776,000	555,422,000	566,910,000	572,817,000	151,810,000
other long-term assets	53,429,000	58,407,000	65,502,000	59,159,000	74,833,000	69,170,000	59,739,000
total other assets	2,457,447,000	2,472,085,000	2,495,541,000	2,499,220,000	2,499,239,000	2,503,543,000	2,137,332,000	2,168,919,000	2,170,169,000	2,115,644,000	2,107,861,000	2,087,406,000	2,037,467,000	2,049,353,000	1,061,779,000	1,067,274,000	1,082,244,000	1,080,500,000	1,073,195,000	1,092,017,000	1,098,426,000	1,119,845,000	1,127,285,000	1,145,218,000	1,145,319,000	974,185,000	983,079,000	969,597,000	973,346,000	965,149,000	976,124,000	969,095,000	974,392,000	977,222,000	1,014,111,000	978,260,000	981,182,000	977,765,000	995,758,000	1,021,066,000	1,000,360,000	1,019,011,000	1,027,579,000	1,170,854,000	1,161,111,000	1,180,329,000	1,199,651,000	1,171,950,000	1,179,990,000	1,207,250,000	336,701,000	301,666,000	292,326,000	289,988,000	303,396,000	250,432,000	199,484,000	194,667,000	193,528,000	190,926,000	185,558,000	118,706,000	117,116,000	125,029,000
total assets	7,439,929,000	7,246,387,000	7,377,278,000	7,306,010,000	7,136,948,000	6,939,823,000	6,382,869,000	6,248,179,000	6,101,337,000	6,129,707,000	6,072,627,000	5,924,656,000	5,726,257,000	5,653,699,000	4,354,299,000	4,275,879,000	4,152,539,000	4,131,520,000	4,106,187,000	4,077,629,000	4,132,021,000	4,108,904,000	4,021,862,000	3,955,321,000	3,882,054,000	3,738,321,000	3,774,329,000	3,715,461,000	3,684,816,000	3,706,570,000	3,748,353,000	3,806,282,000	3,645,653,000	3,681,920,000	3,712,613,000	3,692,381,000	3,641,675,000	3,431,428,000	3,599,861,000	3,746,637,000	3,546,042,000	3,704,278,000	3,761,217,000	3,932,443,000	3,863,955,000	3,953,678,000	3,956,852,000	3,832,113,000	3,803,378,000	3,825,806,000	2,449,403,000	2,122,214,000	2,092,895,000	2,085,803,000	2,010,385,000	1,965,080,000	1,880,644,000	1,566,368,000	1,544,228,000	1,417,191,000	1,364,939,000	898,580,000	873,046,000	920,942,000	955,188,000	760,842,000	732,728,000	700,947,000	650,616,000	677,166,000
liabilities and stockholders’ equity
current liabilities:
current portion of long-term debt	15,102,000	15,102,000	15,102,000	15,102,000	15,102,000	15,102,000	10,000,000	10,000,000	10,000,000	10,000,000	17,535,000	17,535,000	17,535,000	17,535,000	7,535,000	7,535,000	7,535,000	7,535,000																																												52,889,000		18,486,000	69,224,000			19,184,000		5,982,000
accounts payable	432,771,000	443,654,000	487,286,000	504,206,000	447,940,000	452,848,000	451,806,000	414,963,000	374,438,000	446,629,000	416,913,000	409,218,000	394,152,000	359,866,000	286,565,000	249,206,000	213,355,000	195,878,000	213,776,000	188,340,000	267,892,000	298,375,000	277,545,000	253,177,000	242,260,000	276,461,000	248,405,000	247,821,000	237,953,000	224,231,000	223,599,000	224,218,000	218,676,000	229,534,000	226,776,000	222,302,000	188,834,000	241,183,000	295,476,000	365,088,000	244,216,000	267,329,000	251,832,000	262,553,000	284,768,000	316,462,000	321,097,000	273,058,000	263,564,000	256,468,000	174,327,000	172,657,000	172,551,000	178,084,000	201,561,000	156,106,000	135,998,000	145,120,000	145,672,000	92,242,000	83,931,000	54,939,000	48,866,000	73,294,000	72,273,000	74,509,000	83,434,000	76,742,000	69,722,000	95,456,000
deferred revenue	87,792,000	96,171,000	88,545,000	103,291,000	108,035,000	106,425,000	95,230,000	102,468,000	105,327,000	94,094,000	93,425,000	94,531,000	90,116,000	83,749,000	86,589,000	83,733,000	83,165,000	74,066,000	67,412,000	61,902,000	71,243,000	73,370,000	73,157,000	75,170,000	67,557,000	61,843,000	65,172,000	68,705,000	68,748,000	67,822,000	69,236,000	72,089,000	64,379,000	64,397,000	66,023,000	70,263,000	63,587,000	61,882,000	62,837,000	64,642,000	62,677,000	62,966,000	63,909,000	61,593,000	56,469,000	55,454,000	61,912,000	63,374,000	62,162,000	50,942,000	29,060,000	32,015,000	29,157,000	32,297,000	28,627,000	28,462,000	28,500,000	28,654,000	28,090,000	22,547,000	21,936,000	23,566,000	21,399,000	25,784,000	23,492,000	25,061,000	30,092,000	30,627,000	28,779,000	29,415,000
accrued expenses and other current liabilities	376,585,000	325,759,000	419,445,000	398,236,000	392,708,000	349,435,000	397,157,000	369,097,000	348,857,000	396,716,000	405,257,000	387,047,000	338,835,000	391,414,000	299,427,000
current portion of closure, post-closure and remedial liabilities	26,524,000	23,792,000	20,625,000	30,477,000	31,954,000	29,179,000	26,914,000	21,759,000	21,802,000	23,123,000	36,904,000	34,551,000	26,393,000	25,136,000	23,288,000	23,865,000	26,896,000	26,093,000	22,324,000	19,129,000	16,231,000	23,301,000	26,986,000	30,747,000	27,914,000	23,034,000	25,256,000	23,007,000	19,823,000	19,782,000	19,516,000	23,700,000	21,569,000	20,016,000	20,217,000	24,043,000	21,497,000	20,395,000	21,902,000	26,321,000	25,124,000	22,091,000	32,742,000	36,043,000	31,866,000	29,471,000	27,737,000	22,470,000	21,575,000	24,121,000	19,552,000	19,801,000	18,653,000	15,059,000	15,899,000	15,626,000	14,761,000	19,925,000	21,308,000	18,615,000	21,872,000	22,400,000	17,838,000	17,073,000	22,795,000	22,061,000	15,803,000	15,448,000	12,418,000	15,965,000
current portion of operating lease liabilities	72,976,000	71,865,000	71,663,000	70,539,000	65,901,000	64,534,000	56,430,000	57,100,000	53,991,000	49,532,000	47,879,000	47,176,000	47,108,000	47,614,000	36,497,000	35,074,000	35,390,000	36,750,000	36,814,000	38,620,000	39,998,000	40,979,000	41,364,000	42,564,000	43,858,000
total current liabilities	1,011,750,000	976,343,000	1,102,666,000	1,121,851,000	1,061,640,000	1,017,523,000	1,037,537,000	975,387,000	914,415,000	1,020,094,000	1,017,913,000	990,058,000	914,139,000	925,314,000	739,901,000	711,069,000	650,553,000	636,145,000	641,061,000	604,940,000	658,412,000	720,100,000	680,042,000	633,690,000	597,510,000	602,278,000	576,300,000	543,668,000	524,684,000	503,817,000	529,540,000	619,300,000	488,581,000	504,668,000	539,096,000	520,421,000	465,510,000	517,120,000	625,016,000	697,194,000	519,861,000	572,471,000	608,870,000	606,266,000	587,318,000	639,545,000	669,532,000	604,187,000	564,045,000	569,052,000	365,563,000	361,321,000	342,227,000	381,742,000	393,568,000	325,430,000	282,320,000	314,202,000	320,850,000	218,067,000	232,377,000	214,900,000	150,873,000	211,236,000	261,675,000	192,960,000	202,446,000	214,903,000	166,580,000	212,555,000
other liabilities:
closure and post-closure liabilities, less current portion of 14,092 and 10,304, respectively	122,795,000
remedial liabilities, less current portion of 12,432 and 10,321, respectively	86,880,000
long-term debt, less current portion	2,766,530,000	2,768,815,000	2,771,117,000	2,773,659,000	2,775,837,000	2,778,624,000	2,291,717,000	2,292,952,000	2,294,306,000	2,414,828,000	2,507,946,000	2,510,963,000	2,513,944,000	2,517,024,000	1,546,284,000	1,547,398,000	1,548,517,000	1,549,641,000
operating lease liabilities, less current portion	178,343,000	179,454,000	182,883,000	179,040,000	152,328,000	145,544,000	131,743,000	133,163,000	129,058,000	119,259,000	116,607,000	112,854,000	113,059,000	117,991,000	102,093,000	101,377,000	107,554,000	114,258,000	110,097,000	115,089,000	120,649,000	121,020,000	122,668,000	130,704,000	128,689,000
deferred tax liabilities	359,661,000	360,404,000	363,623,000	356,150,000	360,861,000	361,223,000	353,107,000	347,628,000	346,328,000	350,389,000	326,842,000	322,108,000	312,668,000	314,853,000	231,663,000	228,718,000	230,236,000	230,097,000
other long-term liabilities	199,903,000	179,895,000	162,552,000	147,241,000	145,804,000	125,393,000	118,330,000	103,419,000	96,262,000	90,847,000	78,602,000	79,621,000	80,175,000	78,790,000	90,242,000	95,647,000	88,772,000	83,182,000																																																		61,694,000	57,673,000	15,944,000
total other liabilities	3,714,112,000	3,698,820,000	3,701,083,000	3,655,849,000	3,633,587,000	3,610,963,000	3,097,826,000	3,086,998,000	3,077,036,000	3,187,291,000	3,217,133,000	3,217,648,000	3,218,881,000	3,214,498,000	2,150,838,000	2,155,223,000	2,153,536,000	2,153,824,000	2,160,411,000	2,218,718,000	2,267,804,000	2,118,991,000	2,106,025,000	2,112,164,000	2,112,579,000	1,966,287,000	2,000,705,000	2,010,745,000	2,014,606,000	2,014,551,000	2,090,466,000	2,086,045,000	2,093,442,000	2,093,011,000	2,072,572,000	2,055,617,000	2,059,592,000	1,818,026,000	1,852,124,000	1,876,007,000	1,863,332,000	1,868,936,000	1,831,796,000	1,827,461,000	1,831,002,000	1,838,494,000	1,811,200,000	1,813,206,000	1,815,865,000	1,824,682,000	1,077,085,000	799,993,000	799,390,000	803,074,000	776,611,000	782,282,000	776,454,000	514,413,000	543,214,000	557,017,000	541,171,000	235,489,000	288,672,000	289,698,000	288,603,000	356,375,000	352,099,000	326,869,000	342,379,000	298,104,000
commitments and contingent liabilities
stockholders’ equity:
common stock																	546,000		552,000	556,000
authorized 80,000,000 shares; issued and outstanding 53,614,135 and 53,832,692 shares, respectively	536,000
additional paid-in capital	361,598,000	365,698,000	421,749,000	438,904,000	459,982,000	458,014,000	459,728,000	490,163,000	502,422,000	504,240,000	506,359,000	512,662,000	536,564,000	536,377,000	539,747,000	539,390,000	555,966,000	582,749,000	613,208,000	629,755,000	628,140,000	644,412,000	648,184,000	648,805,000	652,624,000	655,415,000	661,546,000	664,948,000	675,230,000	686,962,000	708,358,000	716,712,000	720,383,000	725,670,000	726,878,000	730,709,000	733,726,000	738,401,000	740,070,000	777,465,000	789,501,000	805,029,000	853,350,000	889,080,000	900,726,000	898,165,000	893,822,000	889,588,000	885,733,000	880,979,000	508,182,000	504,667,000	501,014,000	497,919,000	499,086,000	495,237,000	492,264,000	485,629,000	482,377,000	477,312,000	475,487,000	355,026,000	355,332,000	350,573,000	346,585,000	170,105,000	158,022,000	155,185,000	153,446,000	153,902,000
accumulated other comprehensive loss	-198,529,000	-218,567,000	-213,635,000	-192,036,000	-184,490,000	-179,626,000	-175,339,000	-169,139,000	-165,966,000	-167,181,000	-171,567,000	-162,702,000	-162,163,000	-196,012,000	-200,716,000	-188,889,000	-199,529,000	-211,477,000	-239,444,000	-251,829,000	-269,357,000	-210,051,000	-223,690,000	-214,271,000	-219,347,000	-223,371,000	-185,505,000	-194,095,000	-189,153,000	-172,407,000	-169,468,000	-193,177,000	-208,275,000	-214,326,000	-211,544,000	-210,233,000	-209,055,000	-254,892,000	-229,555,000	-176,014,000	-188,245,000	-110,842,000	-74,117,000	-25,025,000	-61,081,000
retained earnings	2,550,462,000	2,423,557,000	2,364,877,000	2,280,903,000	2,165,690,000	2,032,410,000	1,962,578,000																																																									59,250,000	44,622,000					865,000
total stockholders’ equity	2,714,067,000	2,571,224,000		2,528,310,000	2,441,721,000	2,311,337,000		2,185,794,000	2,109,886,000		1,837,581,000	1,716,950,000	1,593,237,000		1,463,560,000	1,409,587,000	1,348,450,000		1,304,715,000	1,253,971,000	1,205,805,000		1,235,795,000	1,209,467,000	1,171,965,000		1,197,324,000	1,161,048,000	1,145,526,000		1,128,347,000	1,100,937,000	1,063,630,000		1,100,945,000	1,116,343,000	1,116,573,000		1,122,721,000	1,173,436,000	1,162,849,000		1,320,551,000	1,498,716,000	1,445,635,000		1,476,120,000	1,414,720,000	1,423,468,000		1,006,755,000	960,900,000	951,278,000		840,206,000	857,368,000	821,870,000	737,753,000	680,164,000	642,107,000	589,046,000	448,191,000	433,501,000	420,008,000	404,910,000	211,507,000	178,183,000	159,175,000	141,657,000	166,507,000
total liabilities and stockholders’ equity	7,439,929,000	7,246,387,000		7,306,010,000	7,136,948,000	6,939,823,000		6,248,179,000	6,101,337,000		6,072,627,000	5,924,656,000	5,726,257,000		4,354,299,000	4,275,879,000	4,152,539,000		4,106,187,000	4,077,629,000	4,132,021,000		4,021,862,000	3,955,321,000	3,882,054,000		3,774,329,000	3,715,461,000	3,684,816,000		3,748,353,000	3,806,282,000	3,645,653,000		3,712,613,000	3,692,381,000	3,641,675,000		3,599,861,000	3,746,637,000	3,546,042,000		3,761,217,000	3,932,443,000	3,863,955,000		3,956,852,000	3,832,113,000	3,803,378,000		2,449,403,000	2,122,214,000	2,092,895,000		2,010,385,000	1,965,080,000	1,880,644,000	1,566,368,000	1,544,228,000	1,417,191,000		898,580,000	873,046,000	920,942,000	955,188,000	760,842,000	732,728,000	700,947,000	650,616,000	677,166,000
closure and post-closure liabilities, less current portion of 12,948 and 10,304, respectively		121,221,000
remedial liabilities, less current portion of 10,844 and 10,321, respectively		89,031,000
authorized 80,000,000 shares; issued and outstanding 53,636,038 and 53,832,692 shares, respectively		536,000
liabilities and stockholders' equity
closure and post-closure liabilities, less current portion of 10,304 and 13,556, respectively			119,484,000
remedial liabilities, less current portion of 10,321 and 13,358, respectively			101,424,000
stockholders' equity:
authorized 80,000,000 shares; issued and outstanding 53,832,692 and 53,929,703 shares, respectively			538,000
total stockholders' equity			2,573,529,000				2,247,506,000			1,922,322,000				1,513,887,000				1,341,551,000				1,269,813,000				1,169,756,000				1,188,202,000				1,084,241,000				1,096,282,000				1,262,871,000				1,475,639,000				1,432,072,000				900,987,000
total liabilities and stockholders' equity			7,377,278,000				6,382,869,000			6,129,707,000				5,653,699,000				4,131,520,000				4,108,904,000				3,738,321,000				3,706,570,000				3,681,920,000				3,431,428,000				3,704,278,000				3,953,678,000				3,825,806,000				2,085,803,000
closure and post-closure liabilities, less current portion of 14,203 and 13,556, respectively				105,375,000
remedial liabilities, less current portion of 16,274 and 13,358, respectively				94,384,000
authorized 80,000,000 shares; issued and outstanding 53,898,805 and 53,929,703 shares, respectively				539,000
closure and post-closure liabilities, less current portion of 15,813 and 13,556, respectively					103,299,000
remedial liabilities, less current portion of 16,141 and 13,358, respectively					95,458,000
authorized 80,000,000 shares; issued and outstanding 53,930,201 and 53,929,703 shares, respectively					539,000
closure and post-closure liabilities, less current portion of 14,079 and 13,556, respectively						105,493,000
remedial liabilities, less current portion of 15,100 and 13,358, respectively						94,686,000
authorized 80,000,000 shares; issued and outstanding 53,926,191 and 53,929,703 shares, respectively						539,000
closure and post-closure liabilities, less current portion of 13,556 and 13,205, respectively							105,044,000
remedial liabilities, less current portion of 13,358 and 9,918, respectively							97,885,000
authorized 80,000,000 shares; issued and outstanding 53,929,703 and 54,064,797 shares, respectively							539,000
other								80,211,000	74,315,000	81,803,000	78,032,000	48,449,000	25,812,000	15,602,000	14,825,000	13,042,000	16,580,000	16,516,000	10,079,000	14,893,000	11,392,000	13,560,000	12,539,000	12,817,000	17,901,000	18,121,000	17,622,000	16,426,000	16,006,000	17,498,000	19,757,000	13,448,000	13,580,000	13,347,000	34,944,000	23,133,000	16,381,000	15,995,000	13,724,000	17,646,000	18,142,000	18,682,000	17,725,000	18,938,000	18,802,000	18,536,000	15,806,000	14,491,000	13,081,000	14,651,000	10,311,000	10,604,000	10,519,000	10,100,000	9,166,000	14,481,000	5,728,000	8,222,000	8,304,000	3,980,000	4,060,000	2,553,000	2,623,000	4,194,000	3,842,000	4,052,000	4,652,000	4,591,000	3,781,000	3,403,000
closure and post-closure liabilities, less current portion of 11,425 and 13,205, respectively								108,466,000
remedial liabilities, less current portion of 10,334 and 9,918, respectively								101,370,000
authorized 80,000,000 shares; issued and outstanding 54,102,982 and 54,064,797 shares, respectively								541,000
accumulated earnings								1,864,229,000	1,772,889,000	1,584,722,000	1,502,248,000	1,366,449,000	1,218,292,000	1,172,978,000	1,123,985,000	1,058,542,000	991,467,000	969,731,000	930,399,000	875,489,000	846,466,000	834,894,000	810,743,000	774,374,000	738,130,000	737,154,000	720,723,000	689,634,000	658,887,000	673,082,000	588,888,000	576,830,000	550,950,000	572,793,000	585,506,000	595,761,000	591,795,000	612,666,000	612,098,000	571,870,000	561,475,000	568,564,000	541,187,000	634,524,000	605,852,000	596,892,000	570,091,000	534,730,000	511,828,000	501,326,000	439,452,000	427,093,000	403,667,000	371,652,000	333,419,000	296,286,000	267,130,000	221,071,000	182,244,000	124,315,000	99,963,000	90,778,000	82,154,000			28,635,000	3,144,000
closure and post-closure liabilities, less current portion of 12,186 and 13,205, respectively									108,522,000
remedial liabilities, less current portion of 9,616 and 9,918, respectively									102,560,000
authorized 80,000,000 shares; issued and outstanding 54,090,202 and 54,064,797 shares, respectively									541,000
closure and post-closure liabilities, less current portion of 13,205 and 12,015, respectively										105,596,000
remedial liabilities, less current portion of 9,918 and 13,121, respectively										106,372,000
authorized 80,000,000 shares; issued and outstanding 54,064,797 and 54,419,321 shares, respectively										541,000
closure and post-closure liabilities, less current portion of 17,373 and 12,015, respectively											89,399,000
remedial liabilities, less current portion of 19,531 and 13,121, respectively											97,737,000
authorized 80,000,000 shares; issued and outstanding 54,070,197 and 54,419,321 shares, respectively											541,000
closure and post-closure liabilities, less current portion of 12,379 and 12,015, respectively												90,618,000
remedial liabilities, less current portion of 22,172 and 13,121, respectively												101,484,000
authorized 80,000,000 shares; issued and outstanding 54,110,459 and 54,419,321 shares, respectively												541,000
closure and post-closure liabilities, less current portion of 7,808 and 12,015, respectively													92,891,000
remedial liabilities, less current portion of 18,585 and 13,121, respectively													106,144,000
authorized 80,000,000 shares; issued and outstanding 54,414,189 and 54,419,321 shares, respectively													544,000
closure and post-closure liabilities, less current portion of 12,015 and 13,903, respectively														87,088,000
remedial liabilities, less current portion of 13,121 and 12,190, respectively														98,752,000
authorized 80,000,000 shares; issued and outstanding 54,419,321 and 54,772,696 shares, respectively														544,000
closure and post-closure liabilities, less current portion of 10,219 and 13,903, respectively															82,809,000
remedial liabilities, less current portion of 13,069 and 12,190, respectively															97,747,000
authorized 80,000,000 shares; issued and outstanding 54,409,894 and 54,772,696 shares, respectively															544,000
accrued expenses																311,656,000	284,212,000	295,823,000	293,200,000	289,414,000	255,513,000	276,540,000	253,455,000	224,497,000	208,386,000	233,405,000	229,932,000	200,135,000	194,160,000	187,982,000	213,189,000	191,495,000	183,957,000	190,721,000	226,080,000	203,813,000	191,592,000	193,660,000	244,790,000	241,098,000	187,728,000	219,549,000	260,123,000	245,368,000	213,096,000	236,829,000	256,813,000	242,362,000	212,424,000	232,429,000	136,687,000	130,526,000	114,501,000	147,992,000	138,911,000	118,716,000	95,847,000	115,377,000	120,644,000	79,178,000	89,144,000	55,911,000	55,473,000
closure and post-closure liabilities, less current portion of 9,752 and 13,903, respectively																83,742,000
remedial liabilities, less current portion of 14,113 and 12,190, respectively																98,341,000
authorized 80,000,000 shares; issued and outstanding 54,393,252 and 54,772,696 shares, respectively																544,000
closure and post-closure liabilities, less current portion of 11,887 and 13,903, respectively																	79,218,000
remedial liabilities, less current portion of 15,009 and 12,190, respectively																	99,239,000
closure and post-closure liabilities, less current portion of 13,903 and 7,283, respectively																		74,023,000
remedial liabilities, less current portion of 12,190 and 16,018, respectively																		102,623,000
authorized 80,000,000 shares; issued and outstanding 54,772,696 and 55,797,734 shares, respectively																		548,000
deferred costs																			20,212,000	18,715,000	21,270,000	21,746,000	21,939,000	22,500,000	20,515,000	18,770,000	19,849,000	20,832,000	20,847,000	20,445,000	20,237,000	21,054,000	19,037,000	18,914,000	19,970,000	21,261,000	19,346,000	18,758,000	19,096,000	19,575,000	18,880,000	19,018,000	18,676,000	17,909,000	16,523,000	16,134,000	17,097,000	17,255,000	16,987,000	6,888,000	6,995,000	7,273,000	5,787,000	5,903,000	5,831,000	6,289,000	6,359,000	7,067,000	6,844,000	5,312,000	5,264,000	5,691,000	5,116,000	6,382,000	5,795,000	6,136,000	7,499,000	7,622,000	6,899,000	6,248,000
current portion of long-term obligations																			7,535,000	7,535,000	7,535,000	7,535,000	7,535,000	7,535,000	7,535,000	7,535,000	7,535,000	4,000,000	4,000,000	4,000,000	4,000,000	107,798,000
closure and post-closure liabilities, less current portion of 7,146 and 7,283, respectively																			77,070,000
remedial liabilities, less current portion of 15,178 and 16,018, respectively																			100,389,000
long-term obligations, less current portion																			1,550,756,000	1,626,871,000	1,702,992,000	1,554,116,000	1,555,257,000	1,562,989,000	1,564,005,000	1,565,021,000	1,616,156,000	1,624,727,000	1,625,259,000	1,625,537,000	1,625,971,000	1,626,505,000
deferred taxes, unrecognized tax benefits and other long-term liabilities																			322,099,000	300,763,000	269,091,000	277,332,000	263,658,000	255,113,000	254,417,000	233,352,000	221,712,000	222,246,000	222,643,000	223,291,000	298,659,000	297,288,000	294,085,000	293,417,000	268,564,000	258,302,000	260,017,000	267,637,000	282,447,000	306,705,000	292,591,000	290,205,000	255,804,000	249,968,000	244,795,000	246,947,000	217,683,000	215,187,000	215,365,000	224,456,000
closure and post-closure liabilities, less current portion of 5,708 and 7,283, respectively																				76,933,000
remedial liabilities, less current portion of 13,421 and 16,018, respectively																				99,062,000
closure and post-closure liabilities, less current portion of 4,333 and 7,283, respectively																					76,106,000
remedial liabilities, less current portion of 11,898 and 16,018, respectively																					98,966,000
authorized 80,000,000 shares; issued and outstanding 55,554,925 and 55,797,734 shares, respectively																					556,000
closure and post-closure liabilities, less current portion of 7,283 and 9,592, respectively																						68,368,000
remedial liabilities, less current portion of 16,018 and 13,442, respectively																						98,155,000
authorized 80,000,000 shares; issued and outstanding 55,797,734 and 55,847,261 shares, respectively																						558,000
closure and post-closure liabilities, less current portion of 9,896 and 9,592, respectively																							64,263,000
remedial liabilities, less current portion of 17,090 and 13,442, respectively																							100,179,000
authorized 80,000,000 shares; issued and outstanding 55,807,524 and 55,847,261 shares, respectively																							558,000
closure and post-closure liabilities, less current portion of 13,491 and 9,592, respectively																								62,339,000
remedial liabilities, less current portion of 17,256 and 13,442, respectively																								101,019,000
authorized 80,000,000; shares issued and outstanding 55,859,402 and 55,847,261 shares, respectively																								559,000
closure and post-closure liabilities, less current portion of 12,337 and 9,592, respectively																									62,084,000
remedial liabilities, less current portion of 15,577 and 13,442, respectively																									103,384,000
authorized 80,000,000; shares issued and outstanding 55,827,714 and 55,847,261 shares, respectively																									558,000
closure and post-closure liabilities, less current portion of 9,592 and 6,444, respectively																										60,339,000
remedial liabilities, less current portion of 13,442 and 13,338, respectively																										107,575,000
authorized 80,000,000 shares; issued and outstanding 55,847,261 and 56,501,190 shares, respectively																										558,000
closure and post-closure liabilities, less current portion of 9,576 and 6,444, respectively																											57,805,000
remedial liabilities, less current portion of 15,680 and 13,338, respectively																											105,032,000
authorized 80,000,000; shares issued and outstanding 55,997,893 and 56,501,190 shares, respectively																											560,000
closure and post-closure liabilities, less current portion of 6,514 and 6,444, respectively																												58,990,000
remedial liabilities, less current portion of 16,493 and 13,338, respectively																												104,782,000
authorized 80,000,000; shares issued and outstanding 56,087,256 and 56,501,190 shares, respectively																												561,000
closure and post-closure liabilities, less current portion of 5,519 and 6,444, respectively																													58,561,000
remedial liabilities, less current portion of 14,304 and 13,338, respectively																													108,143,000
authorized 80,000,000; shares issued and outstanding 56,244,601 and 56,501,190 shares, respectively																													562,000
closure and post-closure liabilities, less current portion of 6,444 and 6,220, respectively																														54,593,000
remedial liabilities, less current portion of 13,338 and 13,796, respectively																														111,130,000
authorized 80,000,000 shares; issued and outstanding 56,501,190 and 57,297,978 shares, respectively																														565,000
shares held under employee participation plan																																		-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-469,000	-777,000
closure and post-closure liabilities, less current portion of 4,077 and 6,220, respectively																															55,762,000
remedial liabilities, less current portion of 15,439 and 13,796, respectively																															110,074,000
authorized 80,000,000; shares issued and outstanding 56,926,549 and 57,297,978 shares, respectively																															569,000
closure and post-closure liabilities, less current portion of 6,745 and 6,220, respectively																																53,048,000
remedial liabilities, less current portion of 16,955 and 13,796, respectively																																109,204,000
authorized 80,000,000; shares issued and outstanding 57,153,687 and 57,297,978 shares, respectively																																572,000
closure and post-closure liabilities, less current portion of 6,019 and 6,220, respectively																																	54,332,000
remedial liabilities, less current portion of 15,550 and 13,796, respectively																																	111,057,000
long-term obligations																																	1,633,968,000	1,633,272,000	1,632,577,000	1,631,881,000	1,631,603,000	1,382,543,000	1,395,000,000	1,395,000,000	1,395,000,000	1,395,000,000	1,395,000,000	1,395,000,000	1,400,000,000	1,400,000,000	1,400,000,000	1,400,000,000	1,400,000,000	1,400,000,000	800,000,000	523,481,000	523,833,000	524,203,000	524,590,000	524,994,000	525,416,000	263,799,000	292,874,000	292,651,000	292,219,000		52,880,000			120,746,000
authorized 80,000,000; shares issued and outstanding 57,188,805 and 57,297,978 shares, respectively																																	572,000
closure and post-closure liabilities, less current portion of 6,220 and 7,229, respectively																																		52,111,000
remedial liabilities, less current portion of 13,796 and 13,166, respectively																																		114,211,000
authorized 80,000,000 shares; issued and outstanding 57,297,978 and 57,593,201 shares, respectively																																		573,000
deferred financing costs																																			1,197,000	1,412,000	1,627,000	1,847,000	15,121,000	15,941,000	16,761,000	17,580,000	18,403,000	19,284,000	20,036,000	20,860,000	21,565,000	22,410,000	23,239,000	21,657,000	12,530,000	12,152,000	12,872,000	13,607,000	14,325,000	15,061,000	12,941,000	7,958,000	9,175,000	9,694,000	10,356,000	2,308,000	2,688,000	3,776,000	5,228,000	5,306,000	6,325,000	6,754,000	7,182,000	7,602,000
closure and post-closure liabilities, less current portion of 6,057 and 7,229, respectively																																			56,510,000
remedial liabilities, less current portion of 14,160 and 13,166, respectively																																			114,921,000
authorized 80,000,000; shares issued and outstanding 57,389,531 and 57,593,201 shares, respectively																																			574,000
closure and post-closure liabilities, less current portion of 8,043 and 7,229, respectively																																				51,143,000
remedial liabilities, less current portion of 16,000 and 13,166, respectively																																				114,291,000
authorized 80,000,000; shares issued and outstanding 57,495,095 and 57,593,201 shares, respectively																																				575,000
closure and post-closure liabilities, less current portion of 7,194 and 7,229, respectively																																					50,896,000
remedial liabilities, less current portion of 14,303 and 13,166, respectively																																					117,076,000
authorized 80,000,000; shares issued and outstanding 57,551,188 and 57,593,201 shares, respectively																																					576,000
deferred tax assets																																							37,288,000	37,410,000	36,355,000	36,532,000	32,141,000	32,239,000	32,469,000	32,517,000	21,898,000	20,924,000	25,371,000	22,577,000	16,617,000	16,605,000	16,426,000	16,602,000	16,488,000	18,884,000	17,364,000	19,878,000	18,748,000	19,114,000	12,415,000	12,324,000	12,514,000	11,497,000	11,497,000	11,497,000	9,343,000	9,299,000	9,281,000	5,777,000
current portion of capital lease obligations																																							11,000	45,000	116,000	536,000	264,000	709,000	1,119,000	1,329,000	1,973,000	2,923,000	4,320,000	5,092,000	5,937,000	6,322,000	7,365,000	8,310,000	8,570,000	6,520,000	7,214,000	5,126,000	5,136,000	1,963,000	1,870,000	176,000	189,000	484,000	482,000	478,000	1,014,000	1,048,000	1,193,000	1,602,000
closure and post-closure liabilities, less current portion of 7,229 and 4,999, respectively																																						49,020,000
remedial liabilities, less current portion of 13,166 and 17,092, respectively																																						118,826,000
authorized 80,000,000 shares; issued and outstanding 57,593,201 and 58,903,482 shares, respectively																																						576,000
closure and post-closure liabilities, less current portion of 5,403 and 4,999, respectively																																							47,861,000
remedial liabilities, less current portion of 16,499 and 17,092, respectively																																							126,816,000
authorized 80,000,000; shares issued and outstanding 57,664,992 and 58,903,482 shares, respectively																																							577,000
closure and post-closure liabilities, less current portion of 7,693 and 4,999, respectively																																								44,153,000
remedial liabilities, less current portion of 18,628 and 17,092, respectively																																								130,149,000
authorized 80,000,000; shares issued and outstanding 58,428,068 and 58,903,482 shares, respectively																																								584,000
closure and post-closure liabilities, less current portion of 8,272 and 4,999, respectively																																									42,848,000
remedial liabilities, less current portion of 16,852 and 17,092, respectively																																									132,893,000
authorized 80,000,000; shares issued and outstanding 58,661,384 and 58,903,482 shares, respectively																																									587,000
marketable securities																																													213,000	12,435,000	11,787,000	10,339,000	10,905,000	11,778,000	11,113,000	9,701,000	4,997,000	111,000	93,000	128,000	4,143,000	2,821,000	1,331,000	4,412,000	804,000	484,000	270,000	428,000	438,000	1,500,000	11,250,000	11,275,000	11,117,000	10,299,000
closure and post-closure liabilities, less current portion of 4,999 and 5,884, respectively																																										45,702,000
remedial liabilities, less current portion of 17,092 and 23,587, respectively																																										138,029,000
capital lease obligations, less current portion																																											733,000	827,000	913,000	1,435,000	1,669,000	2,140,000	2,154,000	2,879,000	3,477,000	4,482,000	5,406,000	6,375,000	7,531,000	9,109,000	6,216,000	10,972,000	11,274,000	6,659,000	7,265,000	259,000	295,000	421,000	556,000	616,000	2,045,000	2,619,000	2,657,000	2,924,000
authorized 80,000,000 shares; issued and outstanding 58,903,482 and 60,672,180 shares, respectively																																										589,000
closure and post-closure liabilities, less current portion of 3,839 and 5,884, respectively																																											46,287,000
remedial liabilities, less current portion of 28,903 and 23,587, respectively																																											133,972,000
authorized 80,000,000; shares issued and outstanding 59,947,866 and 60,672,180 shares, respectively																																											600,000
closure and post-closure liabilities, less current portion of 6,252 and 5,884, respectively																																												43,630,000
remedial liabilities, less current portion of 29,791 and 23,587, respectively																																												138,036,000
authorized 80,000,000; shares issued and outstanding 60,579,425 and 60,672,180 shares, respectively																																												606,000
closure and post-closure liabilities, less current portion of 7,629 and 5,884, respectively																																													40,809,000
remedial liabilities, less current portion of 24,237 and 23,587, respectively																																													144,485,000
authorized 80,000,000; shares issued and outstanding 60,717,774 and 60,672,180 shares, respectively																																													607,000
closure and post-closure liabilities, less current portion of 5,884 and 8,791, respectively																																														41,201,000
remedial liabilities, less current portion of 23,587 and 19,545, respectively																																														148,911,000
authorized 80,000,000 shares; issued and outstanding 60,672,180 and 60,385,453 shares, respectively																																														607,000
accumulated other comprehensive income																																														-19,556,000	12,070,000	-9,735,000	25,771,000	49,632,000	59,056,000	29,076,000	46,533,000	31,353,000	12,222,000	70,366,000	67,240,000	34,206,000	18,611,000	43,451,000	16,881,000	4,042,000		11,609,000	15,026,000	14,014,000	17,388,000	14,136,000	9,515,000	11,542,000
long-term investments																																															4,352,000	4,352,000	4,354,000	4,354,000	4,326,000	4,326,000	4,245,000	4,245,000	4,239,000	5,311,000	5,379,000	5,430,000	5,315,000	6,503,000	6,503,000	6,483,000	6,312,000	6,625,000	6,625,000	6,116,000
closure and post-closure liabilities, less current portion of 7,512 and 8,791, respectively																																															39,982,000
remedial liabilities, less current portion of 20,225 and 15,330, respectively																																															151,866,000
authorized 80,000,000; shares issued and outstanding 60,612,702 and 60,385,453 shares, respectively																																															606,000
closure and post-closure liabilities, less current portion of 5,732 and 8,791, respectively																																																40,896,000
remedial liabilities, less current portion of 16,738 and 15,330, respectively																																																154,983,000
authorized 80,000,000; shares issued and outstanding 60,550,064 and 60,385,453 shares, respectively																																																606,000
closure and post-closure liabilities, less current portion of 3,683 and 8,791, respectively																																																	41,670,000
remedial liabilities, less current portion of 17,892 and 15,330, respectively																																																	156,676,000
authorized 80,000,000; shares issued and outstanding 60,491,452 and 60,385,453 shares, respectively																																																	605,000
closure and post-closure liabilities, less current portion of 8,791 and 3,885, respectively																																																		45,457,000
remedial liabilities, less current portion of 15,330 and 11,174, respectively																																																		151,890,000
authorized 80,000,000 shares; issued and outstanding 60,385,453 and 53,182,859 shares, respectively																																																		604,000
supplies inventories																																																			63,934,000	57,782,000	57,695,000	56,242,000	53,614,000	47,270,000	43,817,000	42,690,000	40,962,000	41,440,000	39,267,000	27,938,000	27,119,000	27,196,000	24,660,000	23,395,000	22,933,000	21,580,000	20,742,000	19,001,000
property, plant and equipment:
land																																																			37,735,000	37,171,000	37,377,000	37,185,000	36,664,000	32,782,000	32,751,000	30,871,000	29,255,000	29,415,000	30,187,000	26,832,000	26,726,000	26,570,000	26,632,000	26,217,000	22,276,000	22,129,000	15,860,000	15,665,000
asset retirement costs																																																			2,565,000	2,544,000	2,552,000	2,529,000	2,353,000	2,371,000	2,249,000	2,235,000	2,229,000	2,238,000	1,849,000	1,767,000	1,758,000	1,780,000	1,786,000	1,784,000	1,437,000	1,427,000	1,416,000	1,421,000
landfill assets																																																			69,544,000	61,056,000	57,743,000	58,466,000	51,935,000	52,514,000	51,146,000	51,976,000	48,849,000	49,685,000	45,645,000	42,562,000	38,812,000	35,084,000	34,937,000	33,916,000	24,145,000	21,656,000	18,804,000	12,265,000
buildings and improvements																																																			196,612,000	193,717,000	192,514,000	189,445,000	184,242,000	158,705,000	148,913,000	144,875,000	141,874,000	142,352,000	139,345,000	133,494,000	131,722,000	127,103,000	122,457,000	118,543,000	108,376,000	107,083,000	105,884,000	103,308,000
camp equipment																																																			136,797,000	130,340,000	112,482,000	110,242,000	102,683,000	99,611,000	70,987,000	60,097,000	56,775,000	58,396,000	51,535,000
vehicles																																																			281,690,000	259,315,000	248,361,000	231,980,000	218,111,000	206,388,000	176,983,000	153,037,000	136,761,000	125,343,000	138,829,000	46,539,000	45,387,000	31,571,000	31,629,000	32,497,000	27,391,000	25,748,000	25,469,000	23,738,000
equipment																																																			806,177,000	768,502,000	749,395,000	729,154,000	696,638,000	675,494,000	562,446,000	510,477,000	495,484,000	500,978,000	458,318,000	323,876,000	315,249,000	303,826,000	300,053,000	285,983,000	264,053,000	257,470,000	252,994,000	243,324,000
furniture and fixtures																																																			3,993,000	3,988,000	3,832,000	3,759,000	3,635,000	3,700,000	2,600,000	2,259,000	1,705,000	1,698,000	1,695,000	1,693,000	1,663,000	1,648,000	1,632,000	1,554,000	1,419,000	1,402,000	1,401,000	1,384,000
construction in progress																																																			51,466,000	39,641,000	31,827,000	24,522,000	32,841,000	43,150,000	38,173,000	26,589,000	20,186,000	14,003,000	13,420,000	11,405,000	11,649,000	14,741,000	15,263,000	17,209,000	26,064,000	22,929,000	17,786,000	27,360,000
less—accumulated depreciation and amortization																																																			583,165,000	541,234,000	517,399,000	483,335,000	448,383,000	426,439,000	402,964,000	355,092,000	333,898,000	327,085,000	293,765,000	275,531,000	263,251,000	247,925,000	238,871,000	229,449,000	217,476,000	207,928,000	198,887,000	184,354,000
total property, plant and equipment																																																			1,003,414,000	955,040,000	918,684,000	903,947,000	880,719,000	848,276,000	683,284,000	627,324,000	599,220,000	597,023,000	587,058,000	312,637,000		294,398,000
closure and post-closure liabilities, less current portion of 6,921 and 3,885, respectively																																																			29,712,000
remedial liabilities, less current portion of 12,631 and 11,174, respectively																																																			117,981,000
unrecognized tax benefits and other long-term liabilities																																																			125,915,000	124,327,000	119,706,000	117,354,000	92,887,000	91,725,000	86,940,000	83,332,000	82,250,000	93,853,000	81,988,000	76,792,000	74,476,000	73,841,000	71,979,000	70,550,000
authorized 80,000,000; shares issued and outstanding 53,386,280 and 53,182,859 shares, respectively																																																			534,000
permits and other intangibles, net of accumulated amortization of 80,000 and 72,544, respectively																																																				138,622,000
closure and post-closure liabilities, less current portion of 6,407 and 3,885, respectively																																																				29,140,000
remedial liabilities, less current portion of 13,394 and 11,174, respectively																																																				118,563,000
authorized 80,000,000; shares issued and outstanding 53,319,029 and 53,182,859 shares, respectively																																																				533,000
permits and other intangibles, net of accumulated amortization of 76,989 and 72,544, respectively																																																					138,967,000
closure and post-closure liabilities, less current portion of 5,538 and 3,885, respectively																																																					28,560,000
remedial liabilities, less current portion of 13,115 and 11,174, respectively																																																					121,885,000
authorized 80,000,000; shares issued and outstanding 53,256,146 and 53,182,859 shares, respectively																																																					533,000
permits and other intangibles, net of accumulated amortization of 72,544 and 60,633, respectively																																																						139,644,000
closure and post-closure liabilities, less current portion of 3,885 and 5,849, respectively																																																						30,996,000
remedial liabilities, less current portion of 11,174 and 8,669, respectively																																																						124,146,000
authorized 80,000,000 shares; issued and outstanding 53,182,859 and 52,772,392 shares, respectively																																																						532,000
treasury stock																																																							-4,274,000
permits and other intangibles, net of accumulated amortization of 68,531 and 60,633, respectively																																																							140,970,000
closure and post-closure liabilities, less current portion of 5,086 and 5,849, respectively																																																							27,420,000
remedial liabilities, less current portion of 10,813 and 8,669, respectively																																																							124,183,000
authorized 80,000,000; shares issued and outstanding 53,038,399 and 52,772,392 shares, respectively																																																							530,000
permits and other intangibles, net of accumulated amortization of 67,035 and 60,633, respectively																																																								127,068,000
closure and post-closure liabilities, less current portion of 6,313 and 5,849, respectively																																																								28,595,000
remedial liabilities, less current portion of 9,313 and 8,669, respectively																																																								127,859,000
authorized 80,000,000; shares issued and outstanding 52,986,122 and 52,772,392 shares, respectively																																																								530,000
permits and other intangibles, net of accumulated amortization of 63,996 and 60,633, respectively																																																									113,650,000
closure and post-closure liabilities, less current portion of 5,061 and 5,849, respectively																																																									29,877,000
remedial liabilities, less current portion of 9,700 and 8,669, respectively																																																									128,005,000
authorized 40,000,000 shares; issued and outstanding 26,450,206 and 26,386,196 shares, respectively																																																									264,000
assets held for sale																																																												15,135,000	20,232,000
permits and other intangibles, net of accumulated amortization of 57,203 and 48,981, respectively																																																										114,500,000
liabilities held for sale																																																												3,522,000	3,218,000
closure and post-closure liabilities, less current portion of 8,005 and 7,305, respectively																																																										27,952,000
remedial liabilities, less current portion of 11,920 and 11,107, respectively																																																										128,358,000
authorized 40,000,000 shares; issued and outstanding 26,345,685 and 26,230,803 shares, respectively																																																										263,000
permits and other intangibles, net of accumulated amortization of 54,009 and 48,981, respectively																																																											113,737,000
closure and post-closure liabilities, less current portion of 9,069 and 7,305, respectively																																																											27,923,000
remedial liabilities, less current portion of 12,239 and 11,107, respectively																																																											128,893,000
authorized 40,000,000 shares; issued and outstanding 26,306,089 and 26,230,803 shares, respectively																																																											263,000
permits and other intangibles, net of accumulated amortization of 52,031 and 48,981, respectively																																																												114,036,000
closure and post-closure liabilities, less current portion of 7,131 and 7,305, respectively																																																												30,224,000
remedial liabilities, less current portion of 11,484 and 11,107, respectively																																																												133,630,000
authorized 40,000,000 shares; issued and outstanding 26,250,495 and 26,230,803 shares, respectively																																																												262,000
permits and other intangibles, net of accumulated amortization of 46,107 and 40,303, respectively																																																													114,940,000
uncashed checks																																																													10,406,000	5,019,000	7,108,000	6,966,000	7,531,000	6,854,000	4,724,000	14,364,000	6,919,000	4,797,000
closure and post-closure liabilities, less current portion of 10,315 and 6,383, respectively																																																													23,994,000
remedial liabilities, less current portion of 11,557 and 10,881, respectively																																																													135,705,000
noncontrolling interest																																																													2,345,000
authorized 40,000,000 shares; issued and outstanding 26,206,384 and 23,733,257 shares, respectively																																																													262,000
total liabilities, noncontrolling interest and stockholders’ equity																																																													1,364,939,000
permits and other intangibles, net of accumulated amortization of 43,141 and 40,303, respectively																																																														71,056,000
closure and post-closure liabilities, less current portion of 8,610 and 6,383, respectively																																																														24,982,000
remedial liabilities, less current portion of 13,790 and 10,881, respectively																																																														133,456,000
authorized 40,000,000 shares; issued and outstanding 23,789,835 and 23,733,257 shares, respectively																																																														238,000
permits and other intangibles, net of accumulated amortization of 41,263 and 40,303, respectively																																																															70,264,000
closure and post-closure liabilities, less current portion of 5,376 and 6,383, respectively																																																															27,432,000
remedial liabilities, less current portion of 12,462 and 10,881, respectively																																																															133,589,000
authorized 40,000,000 shares; issued and outstanding 23,757,541 and 23,733,257 shares, respectively																																																															238,000
properties held for sale																																																																	374,000	374,000	908,000	890,000	7,327,000	8,131,000
permits and other intangibles, net of accumulated amortization of 39,971 and 36,443, respectively																																																																76,228,000
other accrued expenses																																																																68,977,000	65,878,000	60,346,000	55,333,000	49,143,000	42,569,000	51,008,000
income taxes payable																																																																172,000		3,651,000	12,046,000	5,431,000	2,092,000	5,070,000
closure and post-closure liabilities, less current portion of 6,333 and 5,527, respectively																																																																25,746,000
remedial liabilities, less current portion of 10,740 and 13,331, respectively																																																																136,968,000
long-term debt																																																																52,722,000	51,557,000
authorized 40,000,000 shares; issued and outstanding 23,505,582 and 20,327,533 shares, respectively																																																																235,000
permits and other intangibles, net of accumulated amortization of 39,035 and 36,443, respectively																																																																	77,805,000
closure and post-closure liabilities, less current portion of 5,896 and 5,527, respectively																																																																	25,877,000
remedial liabilities, less current portion of 16,899 and 13,331, respectively																																																																	138,634,000
authorized 40,000,000 shares; issued and outstanding 23,367,030 and 20,327,533 shares, respectively																																																																	234,000
permits and other intangibles, net of accumulated amortization of 37,465 and 36,443, respectively																																																																		82,553,000
closure and post-closure liabilities, less current portion of 6,227 and 5,527, respectively																																																																		25,134,000
remedial liabilities, less current portion of 15,834 and 13,331, respectively																																																																		139,329,000
authorized 40,000,000 shares; issued and outstanding 20,433,117 and 20,327,533 shares, respectively																																																																		204,000
permits and other intangibles, net of accumulated amortization of 35,126 and 30,386, respectively																																																																			72,781,000
investment in joint venture																																																																						2,103,000
closure and post-closure liabilities, less current portion of 4,655 and 2,035, respectively																																																																			24,085,000
remedial liabilities, less current portion of 11,148 and 11,672, respectively																																																																			140,189,000
long-term obligations, less current maturities																																																																			120,678,000	101,462,000	120,549,000	120,491,000
tax contingencies and other long-term liabilities																																																																			65,102,000
preferred stock, .01 par value:
series b convertible preferred stock; authorized 156,416 shares; issued and outstanding 68,810 and 69,000 shares, respectively																																																																			1,000
authorized 40,000,000 shares; issued and outstanding 19,881,032 and 19,685,002 shares, respectively																																																																			199,000
income taxes receivable																																																																				164,000	151,000	673,000
permits and other intangibles, net of accumulated amortization of 33,360 and 30,386, respectively																																																																				67,566,000
accrued disposal costs																																																																				2,916,000	2,888,000	3,260,000
closure and post-closure liabilities, less current portion of 4,321 and 2,035, respectively																																																																				23,302,000
remedial liabilities, less current portion of 11,127 and 11,672, respectively																																																																				137,045,000
accrued pension cost																																																																				747,000	755,000	748,000
series b convertible preferred stock; authorized 154,416 shares; issued and outstanding 68,810 and 69,000 shares, respectively																																																																				1,000	1,000
authorized 40,000,000 shares; issued and outstanding 19,848,812 and 19,685,002 shares, respectively																																																																				198,000
accumulated (deficit) earnings
permits and other intangibles, net of accumulated amortization of 31,655 and 30,386, respectively																																																																					65,967,000
closure and post-closure liabilities, less current portion of 1,900 and 2,035, respectively																																																																					24,526,000
remedial liabilities, less current portion of 10,518 and 11,672, respectively																																																																					136,219,000
authorized 40,000,000 shares; issued and outstanding 19,796,551 and 19,685,002 shares, respectively																																																																					198,000
restricted cash
permits and other intangibles, net of accumulated amortization of 33,909 and 27,954, respectively																																																																						66,465,000
closure and post-closure liabilities, less current portion of 4,727 and 2,894, respectively																																																																						20,846,000
remedial liabilities, less current portion of 11,238 and 7,923, respectively																																																																						137,151,000
series b convertible preferred stock; authorized 154,416 shares; issued and outstanding 69,000 shares																																																																						1,000
authorized 40,000,000 shares; issued and outstanding 19,650,105 and 19,352,878 shares, respectively																																																																						197,000
restricted stock unearned compensation

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