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Related Party Transactions - Consumers | 12 Months Ended
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Dec. 31, 2016
Consumers Energy Company [Member] |
Related Party Transactions - Consumers | 19:R elated-P arty T ransactions—C onsumers Consumers enters into a number of transactions with related parties. These transactions include:
| · |  | purchases of electricity from affiliates of CMS Enterprises
| · |  | payments to and from CMS Energy related to parent company overhead costs
| · |  | investment in CMS Energy common stock
Transactions involving power supply purchases from certain affiliates of CMS Enterprises are based on avoided costs under the Public Utility Regulatory Policies Act of 1978, state law, and competitive bidding. The payment of parent company overhead costs is based on the use of accepted industry allocation methodologies. These payments are for costs that occur in the normal course of business. Presented in the following table is Consumers’ expense recorded from related-party transactions for the years ended December 31:
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﻿In Millions
﻿Description | Related Party | 2016 | 2015 | 2014 |
﻿Purchases of capacity and energy | Affiliates of CMS Enterprises |  | $ | 88 |  | $ | 83 |  | $ | 89 |
﻿ Amounts payable to related parties for purchased power and other services were $24 million at December 31, 2016 and $23 million at December 31, 2015. Accounts receivable from related parties were $9 million at December 31, 2016. Accounts receivable from related parties were $17 million at December 31, 2015, primarily representing Consumers’ payment of postretirement benefits contributions on behalf of CMS Energy. Consumers owned shares of CMS Energy common stock with a fair value of $33 million at December 31, 2016 and $29 million at December 31, 2015. For additional details on Consumers’ investment in CMS Energy common stock, see Note 7, Financial Instruments. In October 2016, Consumers entered into two transactions with CMS ERM for the purchase of capacity for future years. The purchases, which were the result of competitive bidding, total $4 million. In January 201 7, Consumers renewed a short-term credit agreement with CMS Energy, permitting Consumers to borrow up to $300 million. At December 31, 2016, there were no outstanding loans under the agreement.

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- Definition The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(k)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39678-107864 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39691-107864 + Details
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