Derivative Instruments and Hedging Activities - Fair Value of Company's Derivative Financial Instruments Classification on Unaudited Condensed Consolidated Balance Sheets (Detail) - Other Liabilities [Member] $ in Thousands	Dec. 31, 2019 USD ($)
Derivatives Fair Value [Line Items]
Liability Derivatives Fair Value	$ 2,200
Interest Rate Swaps [Member]
Derivatives Fair Value [Line Items]
Liability Derivatives Fair Value	$ 2,156