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Additional Cash Flow Information (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Changes in operating assets and liabilities, net of effect of businesses acquired [Abstract] |  |  |
Accounts receivable | $ (4,120) | $ (11,250) | $ (731)
Inventories | 13,760 | (30,302) | (23,753)
Prepaid expenses and other current assets | (12,180) | (5,203) | (5,031)
Accounts payable | 17,839 | (13,419) | 9,339
Other current liabilities | (19,505) | 32,925 | (18,064)
Net change in operating assets and liabilities | $ (4,206) | $ (27,249) | $ (38,240)

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- Definition Change in recurring obligations of a business that arise from the acquisition of merchandise, materials, supplies and services used in the production and sale of goods and services. + 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 (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- Definition The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. + 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 (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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