GUARANTOR AND NON-GUARANTOR SUBSIDIARIES FINANCIAL INFORMATION (Condensed Consolidating Statements of Cash Flows) (Details) - USD ($) $ in Thousands |
6 Months Ended |
Jun. 30, 2018 |
Jun. 30, 2017 |
Condensed consolidating statement of cash flows |
|
|
Net cash from operating activities |
$ 129,670
|
$ 116,931
|
Cash flows used in investing activities: |
|
|
Additions to property, plant and equipment |
(94,139)
|
(88,742)
|
Proceeds from sale and disposal of fixed assets |
2,641
|
2,121
|
Acquisitions, net of cash acquired |
(123,750)
|
(9,277)
|
Proceeds from sale of businesses, net of transactional costs |
0
|
46,391
|
Additions to intangible assets, including costs to obtain or renew permits |
(2,106)
|
(1,239)
|
Proceeds from sale of available-for-sale securities |
11,214
|
|
Purchases of available-for-sale securities |
(10,001)
|
0
|
Proceeds from sale of available-for-sale securities |
|
376
|
Intercompany |
0
|
0
|
Net cash used in investing activities |
(216,141)
|
(50,370)
|
Cash flows (used in) from financing activities: |
|
|
Change in uncashed checks |
(2,803)
|
(8,361)
|
Proceeds from exercise of stock options |
0
|
46
|
Tax payments related to withholdings on vested restricted stock |
(2,175)
|
(2,132)
|
Repurchases of common stock |
(26,482)
|
(12,257)
|
Deferred financing costs paid |
(468)
|
(4,727)
|
Premiums paid on early extinguishment of debt |
0
|
(4,665)
|
Principal payment on debt |
(2,000)
|
(296,202)
|
Issuance of senior secured notes, net of discount |
|
399,000
|
Intercompany |
0
|
0
|
Net cash (used in) from financing activities |
(33,928)
|
70,702
|
Effect of exchange rate change on cash |
(1,932)
|
2,106
|
Increase (decrease) in cash and cash equivalents |
(122,331)
|
139,369
|
Cash and cash equivalents, beginning of period |
319,399
|
306,997
|
Cash and cash equivalents, end of period |
197,068
|
446,366
|
Consolidating Adjustments |
|
|
Condensed consolidating statement of cash flows |
|
|
Net cash from operating activities |
0
|
0
|
Cash flows used in investing activities: |
|
|
Additions to property, plant and equipment |
0
|
0
|
Proceeds from sale and disposal of fixed assets |
0
|
0
|
Acquisitions, net of cash acquired |
0
|
0
|
Proceeds from sale of businesses, net of transactional costs |
|
0
|
Additions to intangible assets, including costs to obtain or renew permits |
0
|
0
|
Proceeds from sale of available-for-sale securities |
0
|
|
Purchases of available-for-sale securities |
0
|
|
Proceeds from sale of available-for-sale securities |
|
0
|
Intercompany |
30,657
|
14,343
|
Net cash used in investing activities |
30,657
|
14,343
|
Cash flows (used in) from financing activities: |
|
|
Change in uncashed checks |
0
|
0
|
Proceeds from exercise of stock options |
|
0
|
Tax payments related to withholdings on vested restricted stock |
0
|
0
|
Repurchases of common stock |
0
|
0
|
Deferred financing costs paid |
0
|
0
|
Premiums paid on early extinguishment of debt |
|
0
|
Principal payment on debt |
0
|
0
|
Issuance of senior secured notes, net of discount |
|
0
|
Intercompany |
(30,657)
|
(14,343)
|
Net cash (used in) from financing activities |
(30,657)
|
(14,343)
|
Effect of exchange rate change on cash |
0
|
0
|
Increase (decrease) in cash and cash equivalents |
0
|
0
|
Cash and cash equivalents, beginning of period |
0
|
0
|
Cash and cash equivalents, end of period |
0
|
0
|
Clean Harbors, Inc. | Reportable Legal Entities |
|
|
Condensed consolidating statement of cash flows |
|
|
Net cash from operating activities |
790
|
(93,808)
|
Cash flows used in investing activities: |
|
|
Additions to property, plant and equipment |
0
|
0
|
Proceeds from sale and disposal of fixed assets |
0
|
0
|
Acquisitions, net of cash acquired |
0
|
0
|
Proceeds from sale of businesses, net of transactional costs |
|
0
|
Additions to intangible assets, including costs to obtain or renew permits |
0
|
0
|
Proceeds from sale of available-for-sale securities |
0
|
|
Purchases of available-for-sale securities |
0
|
|
Proceeds from sale of available-for-sale securities |
|
376
|
Intercompany |
0
|
0
|
Net cash used in investing activities |
0
|
376
|
Cash flows (used in) from financing activities: |
|
|
Change in uncashed checks |
0
|
0
|
Proceeds from exercise of stock options |
|
46
|
Tax payments related to withholdings on vested restricted stock |
(2,175)
|
(2,132)
|
Repurchases of common stock |
(26,482)
|
(12,257)
|
Deferred financing costs paid |
(468)
|
(4,727)
|
Premiums paid on early extinguishment of debt |
|
(4,665)
|
Principal payment on debt |
(2,000)
|
(296,202)
|
Issuance of senior secured notes, net of discount |
|
399,000
|
Intercompany |
30,657
|
14,343
|
Net cash (used in) from financing activities |
(468)
|
93,406
|
Effect of exchange rate change on cash |
0
|
0
|
Increase (decrease) in cash and cash equivalents |
322
|
(26)
|
Cash and cash equivalents, beginning of period |
51,638
|
51,417
|
Cash and cash equivalents, end of period |
51,960
|
51,391
|
Guarantor Subsidiaries | Reportable Legal Entities |
|
|
Condensed consolidating statement of cash flows |
|
|
Net cash from operating activities |
121,021
|
206,496
|
Cash flows used in investing activities: |
|
|
Additions to property, plant and equipment |
(77,773)
|
(75,152)
|
Proceeds from sale and disposal of fixed assets |
1,035
|
984
|
Acquisitions, net of cash acquired |
(123,750)
|
(9,277)
|
Proceeds from sale of businesses, net of transactional costs |
|
46,210
|
Additions to intangible assets, including costs to obtain or renew permits |
(1,991)
|
(888)
|
Proceeds from sale of available-for-sale securities |
0
|
|
Purchases of available-for-sale securities |
0
|
|
Proceeds from sale of available-for-sale securities |
|
0
|
Intercompany |
(30,657)
|
(14,343)
|
Net cash used in investing activities |
(233,136)
|
(52,466)
|
Cash flows (used in) from financing activities: |
|
|
Change in uncashed checks |
(2,829)
|
(5,977)
|
Proceeds from exercise of stock options |
|
0
|
Tax payments related to withholdings on vested restricted stock |
0
|
0
|
Repurchases of common stock |
0
|
0
|
Deferred financing costs paid |
0
|
0
|
Premiums paid on early extinguishment of debt |
|
0
|
Principal payment on debt |
0
|
0
|
Issuance of senior secured notes, net of discount |
|
0
|
Intercompany |
0
|
0
|
Net cash (used in) from financing activities |
(2,829)
|
(5,977)
|
Effect of exchange rate change on cash |
0
|
0
|
Increase (decrease) in cash and cash equivalents |
(114,944)
|
148,053
|
Cash and cash equivalents, beginning of period |
207,777
|
155,943
|
Cash and cash equivalents, end of period |
92,833
|
303,996
|
Non-Guarantor Subsidiaries | Reportable Legal Entities |
|
|
Condensed consolidating statement of cash flows |
|
|
Net cash from operating activities |
7,859
|
4,243
|
Cash flows used in investing activities: |
|
|
Additions to property, plant and equipment |
(16,366)
|
(13,590)
|
Proceeds from sale and disposal of fixed assets |
1,606
|
1,137
|
Acquisitions, net of cash acquired |
0
|
0
|
Proceeds from sale of businesses, net of transactional costs |
|
181
|
Additions to intangible assets, including costs to obtain or renew permits |
(115)
|
(351)
|
Proceeds from sale of available-for-sale securities |
11,214
|
|
Purchases of available-for-sale securities |
(10,001)
|
|
Proceeds from sale of available-for-sale securities |
|
0
|
Intercompany |
0
|
0
|
Net cash used in investing activities |
(13,662)
|
(12,623)
|
Cash flows (used in) from financing activities: |
|
|
Change in uncashed checks |
26
|
(2,384)
|
Proceeds from exercise of stock options |
|
0
|
Tax payments related to withholdings on vested restricted stock |
0
|
0
|
Repurchases of common stock |
0
|
0
|
Deferred financing costs paid |
0
|
0
|
Premiums paid on early extinguishment of debt |
|
0
|
Principal payment on debt |
0
|
0
|
Issuance of senior secured notes, net of discount |
|
0
|
Intercompany |
0
|
0
|
Net cash (used in) from financing activities |
26
|
(2,384)
|
Effect of exchange rate change on cash |
(1,932)
|
2,106
|
Increase (decrease) in cash and cash equivalents |
(7,709)
|
(8,658)
|
Cash and cash equivalents, beginning of period |
59,984
|
99,637
|
Cash and cash equivalents, end of period |
$ 52,275
|
$ 90,979
|