XML 49 R37.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Other Financial Information (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Additional Financial Information Disclosure [Abstract] |
Schedule of other current assets | The following table presents details of other current assets in our consolidated balance sheets:
| As of December 31,
| 2015 |  | 2014
| (Dollars in millions)
Prepaid expenses | $ | 46 |  |  | 45 |
Other | 77 |  |  | 80 |
Total other current assets | $ | 123 |  |  | 125 |
Schedule of accounts payable and accrued liabilities | Current liabilities reflected in our consolidated balance sheets include accounts payable:
| As of December 31,
| 2015 |  | 2014
| (Dollars in millions)
Accounts payable | $ | 369 |  |  | 464 |

X
- Definition Additional Financial Information Disclosure [Abstract] + References No definition available. + Details
Name: | ctq_AdditionalFinancialInformationDisclosureAbstract
Namespace Prefix: | ctq_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
Name: | us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration