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Mortgage Notes Payable and Credit Facility - Company's Mortgage Notes Payable and Line of Credit (Detail) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Oct. 27, 2017 | Dec. 31, 2019 USD ($) property | Dec. 31, 2018 USD ($)
Debt Instrument [Line Items] |  |  |
Encumbered properties | property |  | 116 |
Long-term debt |  | $ 626,594 | $ 566,059
Fixed rate mortgage loans |  |  |
Debt Instrument [Line Items] |  |  |
Encumbered properties | property |  | 58 |
Carrying value |  | $ 412,771 | 385,051
Variable rate mortgage loans |  |  |
Debt Instrument [Line Items] |  |  |
Encumbered properties | property |  | 12 |
Carrying value |  | $ 45,151 | 60,659
Mortgage notes payable |  |  |
Debt Instrument [Line Items] |  |  |
Encumbered properties | property |  | 70 |
Carrying value |  | $ 457,922 |
Premiums and discounts, net |  | (239) | (301)
Deferred financing costs, net |  | (3,944) | (4,063)
Long-term debt |  | $ 453,739 | 441,346
Variable rate revolving credit facility |  |  |
Debt Instrument [Line Items] |  |  |
Encumbered properties | property |  | 46 |
Variable rate revolving credit facility | Revolving credit facility |  |  |
Debt Instrument [Line Items] |  |  |
Encumbered properties | property |  | 46 |
Carrying value |  | $ 52,400 | 50,600
Deferred financing costs, net |  | (821) | (516)
Long-term debt |  | $ 51,579 | 50,084
Scheduled maturity dates |  | Jul. 02, 2023 |
Variable rate term loan facility |  |  |
Debt Instrument [Line Items] |  |  |
Carrying value |  | $ 122,300 | 75,000
Scheduled maturity dates |  | Jul. 02, 2024 |
Term loan facility |  |  |
Debt Instrument [Line Items] |  |  |
Deferred financing costs, net |  | $ (1,024) | (371)
Long-term debt |  | $ 121,276 | $ 74,629
LIBOR |  |  |
Debt Instrument [Line Items] |  |  |
Spread on LIBOR (as percent) | 2.75% |  |
LIBOR | Variable rate revolving credit facility | Revolving credit facility |  |  |
Debt Instrument [Line Items] |  |  |
Spread on LIBOR (as percent) |  | 1.65% |
LIBOR | Variable rate term loan facility |  |  |
Debt Instrument [Line Items] |  |  |
Spread on LIBOR (as percent) |  | 1.60% |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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