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Other Financial Information (Tables) | 12 Months Ended
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Dec. 31, 2015
Other Financial Information [Abstract] |
Prepaid Expenses and Other Current Assets | Prepaid expenses and other current assets consist of the following at December 31 (in thousands):
|  | 2015 |  | 2014 |
Laboratory supplies |  | $ | 12,968 |  | $ | 7,564 |
Other prepaid expenses and other current assets |  |  | 6,349 |  |  | 1,631 |
Prepaid expenses and other current assets |  | $ | 19,317 |  | $ | 9,195 |
Property and Equipment, Net | Property and equipment is comprised of the following at December 31 (in thousands):
|  | 2015 |  | 2014 |
Machinery and equipment |  | $ | 26,461 |  | $ | 16,712 |
Leasehold improvements |  |  | 12,440 |  |  | 8,843 |
Computer software and hardware |  |  | 3,091 |  |  | 1,733 |
Construction in progress |  |  | 6,167 |  |  | 3,719 |
|  |  | 48,159 |  |  | 31,007 |
Less — accumulated depreciation and amortization |  |  | (15,817) |  |  | (11,270) |
Property and equipment, net |  | $ | 32,342 |  | $ | 19,737 |
Accrued Expenses | Accrued expenses consist of the following at December 31 (in thousands):
|  | 2015 |  | 2014 |
Employee benefits and compensation |  | $ | 11,255 |  | $ | 8,597 |
Research and development accruals |  |  | 13,814 |  |  | 9,826 |
Other accrued expenses |  |  | 1,665 |  |  | 974 |
Accrued expenses |  | $ | 26,734 |  | $ | 19,397 |

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- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph b -Article 5 + Details
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- Definition Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses. + References No definition available. + Details
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