Variable Interest Entities (Narrative) (Details) - USD ($)
$ in Thousands |
1 Months Ended |
12 Months Ended |
|
Nov. 30, 2009 |
Dec. 31, 2019 |
Dec. 31, 2018 |
| Variable Interest Entity [Line Items] |
|
|
|
| Long-term debt |
|
$ 100,929
|
$ 100,929
|
| Partnership total assets |
|
8,000
|
$ 8,200
|
| Variable Interest Entity, Not Primary Beneficiary [Member] |
|
|
|
| Variable Interest Entity [Line Items] |
|
|
|
| Long-term debt |
|
30,900
|
|
| Equity method investments |
|
$ 900
|
|
| Liberty Mews Limited Partnership [Member] |
|
|
|
| Variable Interest Entity [Line Items] |
|
|
|
| Ownership in Liberty Mews Limited Partnership |
|
99.90%
|
|
| Subsidiaries [Member] |
|
|
|
| Variable Interest Entity [Line Items] |
|
|
|
| Equity method investments |
$ 6,100
|
|
|
| VIE financing |
10,600
|
|
|
| Purchase of land for low income housing by Liberty Mews |
$ 10,600
|
|
|
| Federal investment tax credits |
|
$ 8,400
|
|
| Federal investment tax credit duration |
|
10 years
|
|
| Subsidiaries [Member] | Liberty Mews Limited Partnership [Member] |
|
|
|
| Variable Interest Entity [Line Items] |
|
|
|
| Ownership in Liberty Mews Limited Partnership |
99.99%
|
|
|
| Liberty Mews Limited Partnership [Member] |
|
|
|
| Variable Interest Entity [Line Items] |
|
|
|
| Equity method investments |
|
$ 6,100
|
|
| Impact of tax credits on total tax expense |
|
$ (800)
|
|