Accrued Acquisition Liability	3 Months Ended
Mar. 31, 2021
Business Combinations [Abstract]
Accrued Acquisition Liability	Accrued Acquisition LiabilityOn August 31, 2020, Lawson acquired Partsmaster from NCH Corporation. As part of the purchase price the Company agreed to pay $33.0 million in May 2021. The payment obligation has been discounted to present value using an implied interest rate of 1.8% and is recognized as a current liability of $32.7 million and $32.9 million as of December 31, 2020 and March 31, 2021, respectively, in the Company's condensed consolidated balance sheet. Interest expense of $0.2 million was recorded in the three months ended March 31, 2021. The increase in accrued acquisition liability has been recognized as interest expense. Payment has been guaranteed under the Purchase Agreement which includes the issuance of a $33.0 million irrevocable standby letter of credit. The accrued acquisition liability is included as outstanding debt in the quarterly financial covenant calculations.

Accrued Acquisition Liability

3 Months Ended

Mar. 31, 2021

Accrued Acquisition LiabilityOn August 31, 2020, Lawson acquired Partsmaster from NCH Corporation. As part of the purchase price the Company agreed to pay $33.0 million in May 2021. The payment obligation has been discounted to present value using an implied interest rate of 1.8% and is recognized as a current liability of $32.7 million and $32.9 million as of December 31, 2020 and March 31, 2021, respectively, in the Company's condensed consolidated balance sheet. Interest expense of $0.2 million was recorded in the three months ended March 31, 2021. The increase in accrued acquisition liability has been recognized as interest expense. Payment has been guaranteed under the Purchase Agreement which includes the issuance of a $33.0 million irrevocable standby letter of credit. The accrued acquisition liability is included as outstanding debt in the quarterly financial covenant calculations.