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Restructuring Charges (Details) (USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Restructuring Cost and Reserve |  |  |  |
Restructuring charges | $ 0 | $ 0 | $ 39,000 | $ 2,206,000
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring charges | 0 | 0 | 39,000 | 2,206,000
2013 Plan |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Restructuring charges |  |  | 39,000 |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at December 31, 2013 |  |  | 1,865,000 |
Restructuring charges |  |  | 39,000 |
Payments |  |  | (1,904,000) |
Balance at June 30, 2014 | 0 |  | 0 |
2013 Plan | Minimum |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Company estimate of the aggregate restructuring cost |  |  | 3,000,000 |
2013 Plan | Maximum |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Company estimate of the aggregate restructuring cost |  |  | 4,000,000 |
2013 Plan | Employee Severance and Related Benefits |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Restructuring charges |  |  | 39,000 |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at December 31, 2013 |  |  | 1,732,000 |
Restructuring charges |  |  | 39,000 |
Payments |  |  | (1,771,000) |
Balance at June 30, 2014 | 0 |  | 0 |
2013 Plan | Facilities |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Restructuring charges |  |  | 0 |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at December 31, 2013 |  |  | 133,000 |
Restructuring charges |  |  | 0 |
Payments |  |  | (133,000) |
Balance at June 30, 2014 | $ 0 |  | $ 0 |

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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition Amount expected to be recognized in earnings for the specified restructuring cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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