| Sep'19 | Sep'18 | Sep'17 | Sep'16 | Sep'15 | Sep'14 | Sep'13 | Sep'12 | Sep'11 | Sep'10 | Sep'09 | Sep'08 |
|---|---|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | |||||||||||
Net income | |||||||||||
39,215 | 110,043 | 86,952 | 59,849 | 56,146 | 50,751 | 52,578 | 40,094 | 51,662 | 49,458 | 11,187 | 38,338 |
Adjustments to reconcile net income to net cash provided by operating activities: | |||||||||||
Depreciation and amortization | |||||||||||
98,592 | 25,876 | 25,930 | 26,031 | 18,719 | 19,941 | 20,457 | 23,545 | 23,992 | 24,994 | 24,832 | 25,951 |
Accretion on Asset Retirement Obligations - Liabilities | |||||||||||
530 | 0 | 0 | - | - | - | - | - | - | - | - | - |
Purchased in-process research and development | |||||||||||
- | - | - | - | - | - | - | - | - | - | 1,410 | 0 |
Provision for doubtful accounts | |||||||||||
432 | 185 | 26 | 588 | -84 | -170 | 173 | 3,771 | -18 | -113 | 856 | -97 |
Share-based compensation expense | |||||||||||
18,227 | 18,517 | 13,004 | 13,787 | 16,445 | 14,042 | 13,350 | 13,306 | 12,646 | 11,643 | 12,802 | 15,067 |
Deemed repatriation transition tax | |||||||||||
0 | 11,340 | 0 | 0 | - | - | - | - | - | - | - | - |
Deferred income tax expense (benefit) | |||||||||||
-27,150 | 10,835 | 392 | -1,757 | 869 | -700 | -4,722 | -2,733 | 4,934 | -2,150 | -2,064 | -6,753 |
Non-cash foreign exchange (gain) loss | |||||||||||
-839 | 873 | -435 | 1,144 | -1,391 | -943 | -3,832 | -748 | -212 | -498 | -2,731 | -2,592 |
Loss (Gain) on disposal of property, plant and equipment | |||||||||||
36 | -91 | 1,820 | -103 | 28 | 51 | -551 | -247 | 140 | 107 | 235 | 598 |
Impairment of assets | |||||||||||
67,372 | 0 | 860 | 1,079 | 0 | 2,320 | 160 | 968 | 198 | 158 | 1,245 | 4 |
Realized loss on the sale of available-for-sale securities | |||||||||||
0 | -96 | 0 | 0 | - | - | - | - | - | - | - | - |
Non-cash charge on inventory step up of acquired inventory sold | |||||||||||
14,869 | 0 | 0 | - | - | - | - | - | - | - | - | - |
Amortization of debt issuance costs | |||||||||||
2,884 | 0 | 0 | - | - | - | - | - | - | - | - | - |
(Gain) on sale of assets | |||||||||||
0 | 956 | 0 | 0 | - | - | - | - | - | - | - | - |
Other | |||||||||||
-1,362 | 1,666 | 188 | 815 | -524 | -724 | -1,400 | -2,033 | -723 | 92 | 938 | 1,738 |
Changes in operating assets and liabilities: | |||||||||||
Accounts receivable | |||||||||||
6,156 | 12,068 | 3,986 | 8,017 | -9,013 | 8,181 | 5,936 | 4,622 | 6,623 | -1,985 | -8,519 | 11,849 |
Inventories | |||||||||||
20,993 | 442 | 1,220 | -3,351 | 8,290 | 3,794 | 1,683 | 10,228 | -2,816 | -5,715 | 8,084 | -9,268 |
Prepaid expenses and other assets | |||||||||||
-6,830 | 5,818 | 1,576 | -3,935 | 3,662 | -576 | 3,471 | -4,328 | -658 | -6,021 | 4,889 | -4,921 |
Accounts payable | |||||||||||
1,163 | 128 | 892 | -478 | 801 | -850 | -1,359 | 2,026 | -1,021 | 1,555 | -464 | -2,472 |
Accrued expenses, income taxes payable and other liabilities | |||||||||||
-20,275 | 10,245 | 21,292 | -2,931 | 7,390 | -6,625 | 12,953 | -352 | -1,181 | 16,860 | -8,003 | 3,397 |
Net cash provided by operating activities | |||||||||||
174,981 | 168,865 | 141,369 | 95,211 | 98,186 | 67,478 | 85,483 | 69,065 | 93,566 | 88,385 | 44,697 | 70,839 |
Net Cash Provided by (Used in) Investing Activities [Abstract] | |||||||||||
Additions to property, plant and equipment | |||||||||||
55,972 | 21,308 | 21,174 | 17,670 | 13,812 | 12,551 | 14,633 | 19,586 | 28,052 | 11,657 | 8,493 | 19,232 |
Proceeds from sales of property, plant and equipment | |||||||||||
1,224 | 3,027 | 0 | - | - | - | - | - | - | - | - | - |
Proceeds from the sale of property, plant and equipment | |||||||||||
0 | 0 | 1,216 | 17 | 201 | 202 | 20 | 8 | 41 | 2 | 1 | 42 |
Other investing activities | |||||||||||
- | - | - | - | - | -1,062 | 0 | 0 | - | - | - | - |
Acquisition of a business, net of cash acquired | |||||||||||
1,182,187 | 0 | 0 | 126,976 | 0 | 0 | - | - | - | - | 60,520 | 0 |
Cash settlement of life insurance policy | |||||||||||
3,959 | 0 | 0 | - | - | - | - | - | - | - | - | - |
Purchases of available-for-sale securities | |||||||||||
0 | 209,048 | 0 | 0 | - | - | - | - | - | - | - | 233,775 |
Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers less cash amount held in escrow accounts. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities. | |||||||||||
- | - | - | 0 | - | - | - | - | - | - | - | - |
Purchase of intangible assets | |||||||||||
- | - | - | - | - | - | - | 155 | 200 | 315 | 0 | 0 |
Proceeds from the sale and maturities of investment securities | |||||||||||
0 | 214,460 | 175 | 200 | 202 | 2,305 | 25 | 50 | 25 | 50 | 50 | 383,290 |
Settlement of net investment hedge | |||||||||||
0 | 9,882 | 0 | 0 | - | - | - | - | - | - | - | - |
Net cash used in investing activities | |||||||||||
-1,232,976 | -22,751 | -19,783 | -144,429 | -13,409 | -8,982 | -14,588 | -19,683 | -28,186 | -11,920 | -68,962 | 130,325 |
Cash flows from financing activities: | |||||||||||
Repayment of long-term debt | |||||||||||
105,326 | 144,375 | 10,938 | 8,750 | 8,750 | 6,562 | 10,937 | 2,188 | 0 | 0 | - | - |
Repurchases of common stock | |||||||||||
14,720 | 44,288 | 14,208 | 28,818 | 42,247 | 55,072 | 41,294 | 34,537 | 55,499 | 25,764 | 336 | 39,001 |
Proceeds from issuance of long-term debt | |||||||||||
1,062,337 | 0 | 0 | - | - | 17,500 | 0 | 175,000 | 0 | 0 | - | - |
Debt issuance costs | |||||||||||
18,745 | 0 | 0 | - | - | 550 | 0 | 2,658 | - | - | - | - |
Principal payments under financing lease obligations | |||||||||||
0 | 1,200 | 0 | 0 | - | - | 21 | 11 | 1,296 | 1,210 | 1,129 | 1,072 |
Proceeds from issuance of stock | |||||||||||
17,210 | 23,031 | 30,615 | 19,512 | 35,782 | 43,070 | 30,905 | 36,497 | 38,051 | 3,429 | 2,206 | 4,889 |
Dividends paid | |||||||||||
46,324 | 30,730 | 19,041 | 8,658 | 0 | 0 | - | 347,140 | 0 | 0 | - | - |
Tax benefits associated with share-based compensation expense | |||||||||||
- | - | 6,557 | 2,305 | 6,207 | 2,806 | 1,148 | 636 | 830 | 0 | 0 | - |
Net cash provided by financing activities | |||||||||||
894,432 | -197,562 | -7,015 | -24,409 | -9,008 | 1,192 | -20,199 | -174,401 | -17,914 | -23,545 | 741 | -35,184 |
Effect of exchange rate changes on cash | |||||||||||
-863 | 6,479 | -4,160 | 6,916 | -5,734 | -1,562 | -3,126 | 932 | 916 | 1,292 | 2,009 | 930 |
Increase (decrease) in cash and cash equivalents | |||||||||||
-164,426 | -44,969 | 110,411 | -66,711 | 70,035 | 58,126 | 47,570 | -124,087 | 48,382 | 54,212 | -21,515 | 166,910 |
Supplemental Cash Flow Information: | |||||||||||
Cash paid for income taxes (net of refunds received) | |||||||||||
35,432 | 20,345 | 13,321 | 7,246 | 8,543 | 18,041 | 17,661 | 22,701 | 19,788 | 29,174 | 4,283 | 26,459 |
Cash paid for interest | |||||||||||
39,181 | 2,464 | 4,128 | 4,307 | 4,107 | 3,355 | 3,643 | 2,336 | 158 | 257 | 338 | 420 |
Supplemental disclosure of non-cash investing and financing activities: | |||||||||||
Purchases of property, plant and equipment in accrued liabilities and accounts payable at the end of the period | |||||||||||
8,690 | 1,975 | 1,488 | 1,005 | 1,503 | 1,267 | 1,232 | 1,894 | 6,322 | 974 | 429 | 391 |
Equity consideration related to the acquisition of KMG Chemicals, Inc | |||||||||||
331,048 | 0 | 0 | - | - | - | - | - | - | - | - | - |
Issuance of restricted stock | |||||||||||
- | - | - | - | - | - | - | 6,374 | 6,774 | 4,985 | 4,209 | 4,850 |
Assets acquired under capital lease | |||||||||||
- | - | - | - | - | - | - | 20 | 0 | 0 | - | 44 |