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Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Cash flows from operating activities: |  |  |
Net income (loss) | $ 42,838 | $ (18,110) | $ 44,296
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |  |
Depreciation and amortization | 20,580 | 23,017 | 22,087
Amortization of debt costs | 1,737 | 1,239 | 471
Provision for doubtful accounts | 10,572 | 12,936 | 8,616
Deferred income taxes | (1,252) | (52) | 591
Share-based compensation | 6,303 | 6,648 | 8,138
Loss on refinancing of credit facility |  |  | 550
Gain on interest rate swap |  |  | (1,254)
Gain on sale of Breg, Inc, net of tax | (1,345) |  |
Net gain on sale of vascular operations, net of tax |  |  | (8,521)
Excess income tax benefit on employee stock-based awards | (1,020) | (1,737) | (2,417)
Income tax benefit on employee stock-based awards | 2,910 |  |
Other | 4,136 | 4,491 | 4,439
Changes in operating assets and liabilities, net of effect of dispositions: |  |  |
Trade accounts receivable | (18,438) | 293 | (16,645)
Inventories | (2,495) | (12,624) | 9,767
Escrow receivable | 41,537 | (32,562) | (2,049)
Prepaid expenses and other current assets | (15,577) | 2,829 | (4,378)
Trade accounts payable | 4,575 | 2,322 | (2,866)
Charges related to U.S. Government resolutions | (83,178) | 89,101 |
Other current liabilities | (5,729) | 1,419 | (9,695)
Other long-term assets | 3,416 | (17,307) | (744)
Other long-term liabilities | 616 | 2,878 | (8,073)
Net cash provided by operating activities | 10,186 | 64,781 | 42,313
Cash flows from investing activities: |  |  |
Capital expenditures for property, plant and equipment | (27,994) | (24,965) | (25,844)
Capital expenditures for intangible assets | (780) | (793) | (517)
Payment made in connection with acquisition |  | (5,250) |
Net proceeds from sale of Breg Inc. | 153,773 |  |
Net proceeds from the sale of vascular operations |  |  | 24,215
Net cash provided by (used in) investing activities | 124,999 | (31,008) | (2,146)
Cash flows from financing activities: |  |  |
Net proceeds from issuance of common shares | 25,586 | 20,113 | 7,854
Payment of refinancing fees and debt issuance costs |  | (758) | (4,266)
Repayments of long-term debt | (188,695) | (7,500) | (36,269)
Proceeds from (repayment of) bank borrowings, net | (1,297) | (2,561) | 1,723
Changes in restricted cash | 25,799 | (24,178) | (11,290)
Cash payment for purchase of minority interest in subsidiary |  | (517) |
Excess income tax benefit on employee stock-based awards | 1,020 | 1,737 | 2,417
Net cash used in financing activities | (137,587) | (13,664) | (39,831)
Effect of exchange rate changes on cash | 250 | (463) | (103)
Net increase (decrease) in cash and cash equivalents | (2,152) | 19,646 | 233
Cash and cash equivalents at the beginning of the year | 33,207 | 13,561 | 13,328
Cash and cash equivalents at the end of the year | 31,055 | 33,207 | 13,561
Cash paid during the year for: |  |  |
Interest | 4,569 | 17,088 | 16,032
Income taxes | $ 18,268 | $ 26,227 | $ 29,743

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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration