Fair Value Measurements (Tables)

6 Months Ended

Sep. 30, 2018

Fair Value Disclosures [Abstract]

Financial Assets And Liabilities Measured At Fair Value On Recurring Basis

At September 30, 2018 and 2017, and at March 31, 2018, the Company had certain financial assets and financial liabilities that were required to be measured and reported at fair value on a recurring basis. These assets and liabilities are listed in the tables below and are classified based on how their values were determined under the fair value hierarchy or the NAV practical expedient:

	September 30, 2018
			Fair Value Hierarchy
(in thousands of dollars)	NAV		Level 1		Level 2		Level 3		Total
Assets
Money market funds	$	1,708	$	—	$	—	$	—	$	1,708
Trading securities associated with deferred compensation plans	—		17,344		—		—		17,344
Interest rate swap agreements	—		—		10,205		—		10,205
Foreign currency exchange contracts	—		—		142		—		142
Total financial assets measured and reported at fair value	$	1,708	$	17,344	$	10,347	$	—	$	29,399
Liabilities
Guarantees of bank loans to tobacco growers	$	—	$	—	$	—	$	919	$	919
Foreign currency exchange contracts	—		—		384		—		384
Total financial liabilities measured and reported at fair value	$	—	$	—	$	384	$	919	$	1,303

	September 30, 2017
			Fair Value Hierarchy
(in thousands of dollars)	NAV		Level 1		Level 2		Level 3		Total
Assets
Money market funds	$	1,622	$	—	$	—	$	—	$	1,622
Trading securities associated with deferred compensation plans	—		17,386		—		—		17,386
Interest rate swap agreements	—		—		1,640		—		1,640
Foreign currency exchange contracts	—		—		394		—		394
Total financial assets measured and reported at fair value	$	1,622	$	17,386	$	2,034	$	—	$	21,042
Liabilities
Guarantees of bank loans to tobacco growers	$	—	$	—	$	—	$	970	$	970
Foreign currency exchange contracts	—		—		248		—		248
Total financial liabilities measured and reported at fair value	$	—	$	—	$	248	$	970	$	1,218

	March 31, 2018
			Fair Value Hierarchy
(in thousands of dollars)	NAV		Level 1		Level 2		Level 3		Total
Assets
Money market funds	$	89,767	$	—	$	—	$	—	$	89,767
Trading securities associated with deferred compensation plans	—		17,519		—		—		17,519
Interest rate swap agreements	—		—		8,262		—		8,262
Foreign currency exchange contracts	—		—		360		—		360
Total financial assets measured and reported at fair value	$	89,767	$	17,519	$	8,622	$	—	$	115,908
Liabilities
Guarantees of bank loans to tobacco growers	$	—	$	—	$	—	$	974	$	974
Foreign currency exchange contracts	—		—		392		—		392
Total financial liabilities measured and reported at fair value	$	—	$	—	$	392	$	974	$	1,366

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation

A reconciliation of the change in the balance of the financial liability for guarantees of bank loans to tobacco growers (Level 3) for the six months ended September 30, 2018 and 2017 is provided below.

	Six Months Ended September 30,
(in thousands of dollars)	2018			2017
Balance at beginning of year	$	974		$	1,177
Payments under the guarantees and transfers to allowance for loss on direct loans to farmers (removal of prior crop year loans from portfolio)	(688		)	(1,169		)
Provision for loss or transfers from allowance for loss on direct loans to farmers (addition of current crop year loans)	808			960
Change in discount rate and estimated collection period	53			11
Currency remeasurement	(228		)	(9		)
Balance at end of period	$	919		$	970