XML 73 R60.htm IDEA: XBRL DOCUMENT v3.19.1
Fair Value Measurements and Derivative Instruments (Reconciliation of Items Measured at Fair Value on a Recurring Basis) (Details) - Level 3 [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Fair value, beginning of period $ (755) $ (1,315)
Net gains (losses) recognized in earnings 44 410
Purchase and issuances   150
Fair value, end of period (711) (755)
Total unrealized gains (losses) during the period included in earnings related to instruments held at end of period 44 410
Series E Preferred Embedded Redemption Option [Member]    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Fair value, beginning of period 314
Net gains (losses) recognized in earnings (25) 164
Purchase and issuances   150
Fair value, end of period 289 314
Total unrealized gains (losses) during the period included in earnings related to instruments held at end of period (25) 164
Convertible Debt [Member]    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Fair value, beginning of period (1,069) (1,315)
Net gains (losses) recognized in earnings 69 246
Fair value, end of period (1,000) (1,069)
Total unrealized gains (losses) during the period included in earnings related to instruments held at end of period $ 69 $ 246