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Fair Value Disclosure of Financial Instruments (Tables) | 9 Months Ended
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Sep. 30, 2017
Notes To Financial Statements [Abstract] |
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Assets and Liabilities Measured at Fair Value on a Recurring Basis at December 31, 2016 (dollars in thousands)
| Balance Sheet Location |  | Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Balance at December 31, 2016
Assets |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate derivative contracts | Other assets |  | $ | — |  |  | $ | 2,364 |  |  | $ | — |  |  | $ | 2,364 |
Preferred stock embedded derivative | Other assets |  | — |  |  | 10,783 |  |  | — |  |  | 10,783 |
Total |  |  | $ | — |  |  | $ | 13,147 |  |  | $ | — |  |  | $ | 13,147 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |
Interest derivative rate contracts | Fair market value of interest rate swaps |  | $ | — |  |  | $ | 7,562 |  |  | $ | — |  |  | $ | 7,562 |
September 30, 2017 and December 31, 2016, aggregated by the level in the fair value hierarchy within which those measurements fall. Assets and Liabilities Measured at Fair Value on a Recurring Basis at September 30, 2017 (dollars in thousands)
| Balance Sheet Location |  | Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Balance at September 30, 2017
Assets |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate derivative contracts | Other assets |  | $ | — |  |  | $ | 2,043 |  |  | $ | — |  |  | $ | 2,043 |
Preferred stock embedded derivative | Other assets |  | — |  |  | 18,190 |  |  | — |  |  | 18,190 |
Total |  |  | $ | — |  |  | $ | 20,233 |  |  | $ | — |  |  | $ | 20,233 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |
Interest derivative rate contracts | Fair market value of interest rate swaps |  | $ | — |  |  | $ | 2,602 |  |  | $ | — |  |  | $ | 2,602 |

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- Definition Notes to Financial Statements [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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